Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
yuan kang » yuan chang, chan kang, yuan kai
yuan wang » yan wang, yuan chang, qian wang
di genere » qui genere, ii genese
dong nan » dong yang, dong sin, dong bin
nan kong » tan kong
kong eiu » tonga eiu

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: ((yang yang) OR (((yuan kang) OR (yuan wang)))) yang di genere dong nan kong eiu ;~.
• Adding a wildcard symbol may retrieve word variants: ((yang yang) or (((yuan kang) or (yuan wang)))) yang di genere dong nan kong eiu ;*.