Perhaps you should try some spelling variations:
ping wang » ping pong, hong wang
lang lang » ylang ylang
tong hui » wang hui
ren ying » ran ying, jin ying, en yin
ying jin » yang jin, jing ji, yang jie
jin wong » jin song, john wong, jin ying
wong sam » wong sau, wong lai, kong sar
hui ren » hai ren, hua ren

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((ping wang) or (lang lang)) tong hui ren ying jin wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ping wang) OR (lang lang)) tong hui ren ying jin wong sam ;*.