Perhaps you should try some spelling variations:
guan chia » tuan china, tan chia
yan guan » gan guan, yan yuan, yang guang
chia wen » china won, ching wen, asia wen
yang jin » yang jie, yang jun, ying jin
zong hai » hong hai, dang hai, long han
yang li » yang lin, yang di, yang xi
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 wen ((yang li) OR (yang jin)) zong hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan guan chia wen ((yang li) or (yang jin)) zong hai ;*.