Perhaps you should try some spelling variations:
wang tao » wang qiao, huang tao, kang tae
tan chia » tuan china, than china, can china
chia yan » chia lan, chiao yuan, china yang
yan wang » yuan wang, yang yang, qian wang
wang lin » wang li, wang qin, yang lin
zong hai » hong hai, dang hai, zong he
long han » long chain, long thanh, long haul

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 tao) OR (wang yan)) tan chia yan wang lin ((zong hai) OR (long han)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang tao) OR (wang yan)) tan chia yan wang lin ((zong hai) or (long han)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang tao) OR (wang yan)) tan chia yan wang lin ((zong hai) or (long han)) ;*.