Modern Turkic Languages and Literatures, South-West (Oghuz) Turkic Dialects and Literatures, North-West (Kipczak) Turkic Dialects and Literatures, Dialectology, Linguistics, Linguistic Structures (Incl. Phonology, Morphology and Syntax), Phonetics and Speech Science, Discourse and Pragmatics, Textlinguistics, Old Turkic Language (Orhon, Uyghur, Karahan), Historical North East Turkish Language (Khwarezm, Kipchak, Chagatai), New Turkish Language (Turkish of Old Anatolia, Ottoman, Turkiye)