Difficult cases of using the indefinite pronouns and adverbs with affixes -nibud, -libo, -to, koe- with indefinite meaning among the Iranian audience

This article is dedicated to examining the difficult cases of transmission indefinite meaning with pronouns and adverbs affixes -nibud, -libo, -to, koe- among Iranian audiences. The are a group words specific usage that express category indefiniteness. topic important because students learning Russian use these most problem. It not due grammatical features mentioned, but their dependence on semantic subtleties insufficient number theoretical works analysing errors made by foreign, including Iranian, when using mentioned affixes. first problem face in language Persian formal indicator article. purpose this study complicated class consider how used speech text. novelty fact for time studies Iran, often encounter koe-, analyzed specified. In addition, principles have been developed optimize teaching process students. results can be eliminate mistakes meaning, as well improve foreign audience.