Perhaps you should try some spelling variations:
planning can » planning chain, planning case, planning land
banking can » banking case, banking bank, banking chad
china yang » china ying, china wang, china chang
yang guang » yang yang, yan guan, yang liang
lin long » lin ling, pain long, plan long
lin zong » lin ling, lin meng

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