Perhaps you should try some spelling variations:
guan chia » tuan china
tan chia » tuan china, than china, can china
tan yang » dan yang, tan ying, tao yang
tan yong » tan hong, tan kong, tan ying
zong hai » hong hai, dang hai, long han
li zong » lin zong, li cong, li rong
wang » wing, wan, lang

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