Perhaps you should try some spelling variations:
wang liang » wang yang
wang wang » wang yang, wang yan, wang yong
yu cheng » yu chen, _ cheng
yang jin » yang jie, yang jun, ying jin
wong sam » wong sau, wong lai, kong sar
yang ji » yang jui, yang jie, yang di
yan yu » yun yu, yan yuan, yang yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang wang) OR (wang liang)) yan yu cheng ((yang ji) or (((yang jin) or (yang judy)))) wong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang wang) OR (wang liang)) yan yu cheng ((yang ji) OR (((yang jin) OR (yang judy)))) wong sam ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang wang) OR (wang liang)) yan yu cheng ((yang ji) or (((yang jin) or (yang judy)))) wong sam ;*".