I found the following users who may fit your language exchange criteria:

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/dunnoxdlol	2022-10-03	Post	`5`	English	Turkish
u/a_mattos	2022-10-22	Post	`5`	English (C1)	Turkish
u/poetry-of-madness	2022-10-05	Post	`5`	English	Turkish
u/lesbianrichietozier	2022-12-26	Post	`5`	English (Native)	Turkish
u/kiit0o	2022-11-13	Post	`5`	English	Turkish

Please feel free to comment on the above posts to get in contact with their authors.