Perhaps you should try some spelling variations:
yuan zhang » yan zhang, yuan chang, yuan cheng
xuan thang » yuan chang, xiulan zhang
jian juan » jiang juan, san juan, qian jun
wang yin » wang yan, wang lin, wang qin
yin fang » yin hang, yin yang, chin fang
chang ha » chang mae
hong a » hong ma, hong w, kong a

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 yin fang ((yuan zhang) OR (xuan thang)) jian juan ((chang ha) OR (hong a)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yin fang ((yuan zhang) OR (xuan thang)) jian juan ((chang ha) or (hong a)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yin fang ((yuan zhang) OR (xuan thang)) jian juan ((chang ha) or (hong a)) ;*.