Yes, you can search using non-English languages in the IFLP metadata search option.

Search results will appear with all German articles or reviews.

Search Tips: When searching using non-English languages, it does not require the use of diacritical marks (accent, dot, hyphen, tilde, umlaut, etc.).
For example:
- Sanchez Gamborino or Sánchez-Gamborino
- Über Profanierung or Uber Profanierung