Linear A is still undeciphered.    From Wordnet, Princeton University. 

Verb (used with object) : to decipher a hastily scribbled note. ,to decipher hieroglyphics. ,to decipher a secret message.    From Dictionary.com. 

Give him some undeciphered Minoan texts to chew on!.    From Wordnik.com.  [Archive 2007-04-01] Reference

Minoan civilization, undeciphered languages comments.    From Wordnik.com.  [What Does This Mean?] Reference

The religious inscriptions and funeral papyri remain undeciphered.    From Wordnik.com.  [The International Magazine, Volume 2, No. 3, February, 1851] Reference

Why did you decide to end a book on undeciphered scripts with this line?.    From Wordnik.com.  [Conversations: A Singularly Human Pursuit] Reference

The statement was cryptic, and once again Annabel let it pass undeciphered.    From Wordnik.com.  [THE VOW] Reference

Linguist Andrew Robinson reflects on the puzzle of undeciphered ancient scripts.    From Wordnik.com.  [Conversations: A Singularly Human Pursuit] Reference

Still, if you want to talk about our undeciphered scripts, AegeaNet is the right place to be.    From Wordnik.com.  [An Ancient Egyptian boardgame to appease readers] Reference

Finally, there are undeciphered scripts in which both the signs and underlying language are unknown.    From Wordnik.com.  [Conversations: A Singularly Human Pursuit] Reference

On the Lemnos Stele, an as-yet undeciphered phrase is inscribed: aker tavarśiu vanalasial śerunai murinail.    From Wordnik.com.  [Nouns modifying nouns in Etruscan and related languages] Reference

Regardless, he managed to decipher Linear B as an older form of Greek, leaving Linear A undeciphered to this day.    From Wordnik.com.  ["Proto-Aegean" - What I mean and what I don't] Reference

This is a fact, not an assumption - the assumption part is that this undeciphered Cretan language and Etruscan are related.    From Wordnik.com.  [An online Etruscan Dictionary has arrived] Reference

Seven inscriptions in Linear A, the undeciphered language of the Minoans, have also been found, inscribed on locally made pottery.    From Wordnik.com.  [Colonizing Cretans] Reference

Clues include the as yet undeciphered Rongorongo script of Easter Island, which has characters that are clearly inspired by the undead.    From Wordnik.com.  [Archaeology of the Undead] Reference

We need to follow rules, maintain an order, otherwise we will never have a hope in emerging from the chaos of an undeciphered language.    From Wordnik.com.  [Archive 2007-03-01] Reference

Maximian's eyes rose slowly from the undeciphered paper.    From Wordnik.com.  [Bonaventure A Prose Pastoral of Acadian Louisiana] Reference

Hieroglyphics were as yet undeciphered, and, in 1805, the traveller.    From Wordnik.com.  [The Works of Lord Byron. Vol. 5 Poetry] Reference

Some had been lying undeciphered in the learned dust of various museums.    From Wordnik.com.  [Pharaohs, Fellahs and Explorers] Reference

Some of the oldest non-Egyptian writing systems in the Mediterranean are still undeciphered.    From Wordnik.com.  [Conservapedia - Recent changes [en]] Reference

A remembrance of Cousin Dick's undeciphered letters came to him; even the inner apologist hung his head.    From Wordnik.com.  [Mount Music] Reference

Who were the authors of the mysterious and undeciphered script found in ancient tombs deep in the forest?.    From Wordnik.com.  [UFOArea News] Reference

University of Exeter, UK, and colleagues have devised a way to compare small undeciphered scripts with known texts.    From Wordnik.com.  [New Scientist - Online News] Reference

When he read the opening sentence, "Un grand malheur," he refused to read more, and sent it undeciphered to Trochu.    From Wordnik.com.  [Diary of the Besieged Resident in Paris] Reference

A new analysis of an as yet undeciphered script from South Asia has ignited a row over whether it is a language or not.    From Wordnik.com.  [New Scientist - Space] Reference

Simple arithmetic suggests I have a 25\% chance of landing my bet, but the form guide in my hand is, as yet, undeciphered.    From Wordnik.com.  [BBC News | News Front Page | World Edition] Reference

It is one of the surest proofs we possess that these monuments, with their still undeciphered inscriptions, are of Hittite origin.    From Wordnik.com.  [Patriarchal Palestine] Reference

But they were written in a new undeciphered code, "JN-25 Baker. '.    From Wordnik.com.  [How Much Did Fdr Know?] Reference

Minoan civilization, undeciphered languages.    From Wordnik.com.  [Archive 2008-09-01] Reference

Lee and his colleagues are now keen to analyse other undeciphered ancient scripts, such as the "petroglyphs from Scandinavia.    From Wordnik.com.  [New Scientist - Online News] Reference

And tons of undeciphered stones.    From Wordnik.com.  [Poems Vol. IV] Reference

From undeciphered caverns of the main.    From Wordnik.com.  [The Diwan of Abu'l-Ala] Reference

Still undeciphered lay the endless Night.    From Wordnik.com.  [Rampolli] Reference

An undeciphered solemn signal of help or hurt. '.    From Wordnik.com.  [Goblin Market, The Prince's Progress, and Other Poems] Reference

They are an undeciphered mystery of our times.    From Wordnik.com.  [UFOArea News] Reference

An undeciphered solemn signal of help or hurt. ".    From Wordnik.com.  [Poems] Reference