Perhaps you should try some spelling variations:
wang liang » wang yang
lang yang » wang yang, yang yang, lang lang
hua irene » hua ren
yang hua » wang hua, yang hui, ying hua
yang jin » yang jie, yang jun, ying jin
jin wong » jin song, john wong, jin ying
wong sam » wong sau, wong lai, kong sar

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((lang yang) or (wang liang)) yang hua irene yang jin wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((lang yang) OR (wang liang)) yang hua irene yang jin wong sam ;.
• Adding a wildcard symbol may retrieve word variants: ((lang yang) or (wang liang)) yang hua irene yang jin wong sam ;*.