Perhaps you should try some spelling variations:
planning chain » planning china, planning can, planning gain
banking case » banking crises, banking a
long green » going green, long grain
yang hand » yang anda, yang fan, kang han
yang yang » wang yang, wang yan
vein long » pain long, van long

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 case) OR (planning chain)) china ((yang hand) OR (yang yang)) vein long green ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((banking case) or (planning chain)) china ((yang hand) OR (yang yang)) vein long green ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((banking case) or (planning chain)) china ((yang hand) OR (yang yang)) vein long green ;*.