Perhaps you should try some spelling variations:
yang yang » wang yan
wang yang » wang yan, wang liang
kong saur » kong sar, kong your, wong sau
tan yang » dan yang, tan ying, tan yong
kong siu » kong eiu, wong siu, dong sin
tuan vu » thanh vu, tuan hua
vu tan » vu tuan, vu lan, vu tam

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 yang) OR (wang yanling)) tuan vu tan yang yang ((kong saur) OR (kong siu)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (wang yanling)) tuan vu tan yang yang ((kong saur) or (kong siu)) ;*.