Perhaps you should try some spelling variations:
china's west » china's test, china's quest, china's belt
long thanh » luong thanh, long han, long trinh
hong than » hong tan, hong hai
china who » china why, china what, china won
yang jui » yang judy, yang di, yang xi
jui cong » jiu cong, jui meng, li cong

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 ((hong than) OR (long thanh)) ((china who) OR (china's west)) yang jui cong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((hong than) OR (long thanh)) ((china who) or (china's west)) yang jui cong shu ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((hong than) OR (long thanh)) ((china who) or (china's west)) yang jui cong shu ;*.