Perhaps you should try some spelling variations:
planning can » planning chain, planning case, planning land
banking can » banking case, banking bank, banking chad
china yuan » china yunnan, chih yuan, chiao yuan
long thanh » luong thanh, long trinh, truong thanh
yuan wang » yan wang, yuan kang, yuan chang
wang lin » wang li, wang qin, yang lin
long han » long chain, long haul, jeong han

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 ((banking can) OR (planning can)) china yuan wang lin ((long han) OR (long thanh)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((banking can) or (planning can)) china yuan wang lin ((long han) OR (long thanh)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((banking can) or (planning can)) china yuan wang lin ((long han) OR (long thanh)) ;*.