Perhaps you should try some spelling variations:
yang yuan » fang yuan, yan yuan, wang yuhan
yang yun » yang jun, tang yun, yang yue
vu irene » _ irene
yang jie » yang di, yang jui, yang xi
yang jin » yang jun, ying jin, shang jin
song sam » kong sar, song pae, song so
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: wang ((yang yuan) OR (yang yun)) vu irene ((yang jie) or (yang jin)) ((song sam) or (wong sam)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yang yuan) OR (yang yun)) vu irene ((yang jie) OR (yang jin)) ((song sam) OR (wong sam)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yang yuan) OR (yang yun)) vu irene ((yang jie) or (yang jin)) ((song sam) or (wong sam)) ;*".