Perhaps you should try some spelling variations:
wang wing » wang jing, wang ning, wang liang
gene sang » lee sang, gene bank
mun leong » min jeong
leong ghi » hong ghi, leong wai
sang mun » sang minh, sang m, sang yu
tan zhi » wang zhi, tan chia
yan zhi » yan zi, wang zhi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang wing ((tan zhi) or (yan zhi)) gene sang mun leong ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wing ((tan zhi) OR (yan zhi)) gene sang mun leong ghi ;*.