Perhaps you should try some spelling variations:
guan chia » tuan china, tan chia
yang yang » wang yang
yan guan » gan guan, yan yuan, yang guang
chia lan » china land, china law, chia wen
yang jie » yang jin, yang di, yang xi
yang jui » yang di, yang xi, yang yi
wong sau » wong sam, wong siu, wong shiu
wang » wing, wan, lang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan guan chia lan ((((((yang judy) OR (yang yang))) OR (yang jie))) OR (yang jui)) wong sau ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan guan chia lan ((((((yang judy) or (yang yang))) or (yang jie))) or (yang jui)) wong sau ;*.