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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/brothamanben	2021-02-26	Post	5	English	Polish
u/charming-paper-1564	2021-01-21	Post	5	English	Polish
u/wheresthechimney	2021-02-26	Post	5	English	Polish
u/iaia99	2021-04-01	Post	5	English (C1)	Polish
u/trustworthyitalic	2021-03-15	Post	5	English (Native)	Polish

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

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