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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/no-cabinet-6732	2023-07-09	Post	`7`	Arabic	German, English
u/qq1242510	2023-07-30	Post	`7`	Arabic	German, English
u/igorsbm_	2023-07-16	Post	`6`	---	German, English, Dutch
u/mirrorsmind-	2023-07-30	Post	`5`	Arabic	German
u/influencedelicious72	2023-07-24	Post	`5`	Arabic	English

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