I have found the following random users who appear to fit your language exchange criteria:

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/hyunseok_	2020-06-20	Post	6	English, Korean	---
u/ta_langexch	2020-06-22	Post	6	English, Korean	---
u/kevinhkr	2020-07-01	Post	6	English, Korean	---
u/shadownet97	2020-07-07	Post	6	English, Korean	---
u/joyiiv	2020-07-10	Post	6	English, Korean	---

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