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