Perhaps you should try some spelling variations:
yuan kang » yuan wang, yuan chang, chan kang
weng fang » jing fang, wen wang
fang yuan » wang yuhan, wang yan, meng yuan
yan wang » yuan wang, yang yang, qian wang
yang yin » yang jin, yang lin, yang yun
yuan onn » yuan lin
yang yi » yang di, yang xi, yang jui
onn sau » wong sau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan kang) or (yan wang)) ((yang yi) or (yang yin)) weng fang yuan onn sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan kang) OR (yan wang)) ((yang yi) OR (yang yin)) weng fang yuan onn sau ;*.