Functions of the preposition groups in which ''noun+case form+preposition'' construction in Turkey Turkish?

The study is formed by three main parts. After `?Introduction?? in the 1. part definition of the prepositions are written; prepositions are classified from the aspects of their origin , usage and functions under the title of `?Prepositions??In the second part definition of the concept ?case?, the denomination of the noun cases and similarities an differences about their numbers are mentioned under the title of ?case categori?.In the third part, it was determined the structures which were formed with the prepositional phrase which were created with different noun cases and their functions.