Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang tuan » yang guang, yang dean, yang fan
hua irene » hua ren
hua chen » jui chen, yu chen, a chen
yang jin » yang jie, yang jun, ying jin
jin wong » jin song, john wong, jin ying
lai » laid

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang tuan ((hua irene) or (hua chen)) yang jin wong lai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang tuan ((hua irene) OR (hua chen)) yang jin wong lai ;*.