Zipf law plot (frequency as function of frequency rank) for various texts.

The languages, texts and the word frequency files are:

Synthetic languages imitating Voynichese, the language of the ''[[Voynich Manuscript]]''. Text generated by Gordon Rugg with a software implementation of his proposed 'table-and-grille' method.

* Whole text. Sample: ''<nowiki>ky sheey keeaiin qoty cheol sheaiin sheedy qokeedy rkey otey qokdy yty</nowiki>'' [...] ''<nowiki>keey yshedy okar shey kdy okeoldy</nowiki>''. File voyp/grs/tot.1/gud.wfr (1950 words, ''N'' = 635 distinct).

[[Tibetan language|Tibetan]]. Text of the ''[[Play of Mistaken Illusion]]'' by [[Kyabje Trijang Rinpoche]] (mid 1900s). Item 95306 from the Asian Classics Input Project (ACIP) collection.

* Whole text. Sample: ''<nowiki>LA 'THAMS PAS 'DI SNANG SPRE'U'I GAR BAR MED YON POR BSGYUR BA'I RNAM G</nowiki>'' [...] ''<nowiki>LOG GIS NYAG RONG GI SA</nowiki>''. File tibe/pmi/tot.1/gud.wfr (original 143289 words, truncated/filtered to 35027 words, ''N'' = 1963 distinct).

Text of ''[[A Commentary to The Commentary on Valid Perception]]'', By Ravigupta. Part of the classical commentaries (''[[Tengyur]]'') on the Tibetan Buddhist Canon.  Item TD4224 from the the Asian Classics Input Project (ACIP) collection, in their encoding.

* Pages 293B-325B and 331A-398A. Sample: ''<nowiki>RGYA GAR SKAD DU PRA M'A nA B'ARTI KA BRATTI N'A MA BOD SKAD DU TSAD MA</nowiki>'' [...] ''<nowiki>TSOGS PAS BSKYED PA LA 'DRE BA GZHAN DGOS NA NI</nowiki>''. File tibe/ccv/tot.1/gud.wfr (original 88620 words, truncated/filtered to 35027 words, ''N'' = 846 distinct).

The word frequency files '*/*/*/gud.wfr' are available at the [https://www.ic.unicamp.br/~stolfi/EXPORT/projects/voynich/Notes/tr-stats/dat/ UNICAMP website].  The original annotated full texts, before truncation/filtering, are in the companion files */*/org/main.src.  The truncated/filtered texts -- one word per line, without punctuation -- are in */*/*/gud.tlw.