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
tuan hua » tan hua, tuan vu, yuan hui
dan yang » daun yang, tan yang, adam yang
kong siu » kong eiu, wong siu, dong sin
hua dan » hua ban

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 hua dan yang yang ((kong saur) OR (kong siu)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yang) or (wang yanling)) tuan hua dan yang yang ((kong saur) OR (kong siu)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (wang yanling)) tuan hua dan yang yang ((kong saur) OR (kong siu)) ;*.