Tarisa ndima iri pasi apa uye wopindura mubvunzo unotevera mumutauro mumwechete sechikamu ichi: Passage: Shanduko inonyanya kusiyanisa phonological inoparadzanisa Proto-Indo-Iranian kubva kuProto-Indo-European ndiko kuparara kwemablauting vowels * e, * o, * a kuita vowel imwe, Proto-Indo-Iranian * a (asi ona mutemo waBrugmann). Mutemo waGrassmann, mutemo waBarttholomae, uye mutemo weRuki ruzha zvakare wakakwana muProto-Indo-Iranian. Mubvunzo: Ndeupi musiyano wakanyanya kusiyaniswa?
kuputsika kwemablauting vowels *e, *o, *a kuva vowel imwe chete