Perhaps you should try some spelling variations:
tan laying » tan ying, team playing
wang tan » wang yan, wang ban, wang dan
laying a » laying _, playing _, buying a
yang jie » yang jin, yang di, yang jui
kong siu » kong eiu, wong siu, dong sin
yan jiu » yang jin, pang jiu
a gene » a genre, a gender, a gentle

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 tan laying a gene ((yan jiu) OR (yang jie)) ((wong lai) OR (kong siu)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang tan laying a gene ((yan jiu) or (yang jie)) ((wong lai) or (kong siu)) ;*.