A person caught working illegally can appeal to the Executive Yuan, in which case the appeal decision is (normally) available online.
A rejection by the EY can still be appealed through the administrative courts. This thread provides an introduction:
I’ve just had a look at the Taipei and Shilin District Court records of administrative cases and found two matches for 菲律賓 that have 就業服務法 as the subject, but neither one involves a buxiban (cram school).
Searching the EY’s 訴願決定查詢 for the same subject and keyword gets a haystack of hits. There’s no guarantee you’ll find a needle in there. 