Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yong fang » yong phang, yang fan, jing fang
fang yuan » wang yuhan, wang yan, meng yuan
ting yang » ying yang, wang yang, dong yang
yang yang » wang yang, wang yan
yin fang » yin hang, yin yang, chin fang
yi yang » yin yang, yi gang, yu yang

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 yong fang yuan ((ting yang) OR (yang yang)) ((yi yang) OR (yin fang)) (hai OR hadi) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yong fang yuan ((ting yang) OR (yang yang)) ((yi yang) or (yin fang)) (hai or hadi) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yong fang yuan ((ting yang) OR (yang yang)) ((yi yang) or (yin fang)) (hai or hadi) ;*.