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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/duraznorosa	2022-02-28	Post	`8`	Spanish, Korean	English
u/taming-dragons	2022-02-08	Post	`6`	Spanish, Korean	---
u/no-trainer-3660	2022-02-18	Post	`6`	Spanish, Korean	---
u/ozymandias_91	2022-02-21	Post	`5`	Spanish (Native)	English
u/oooo_oo_o	2022-02-06	Post	`5`	Korean	English

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