This is the 4400th most frequent Russian word.
версиях
"Версиях" is the plural prepositional form of "версия," meaning "versions."
In this sentence, 'версиях' refers to various iterations or versions of a program.
Мы обсуждали различия в версиях программы.
We discussed the differences in program versions.
Here, 'версиях' indicates different updates or modifications in the versions of a document.
Эти изменения появились только в новых версиях документа.
These changes appeared only in the new versions of the document.
In this sentence, 'версиях' suggests a comparison between the old and new iterations of a subject.