Perhaps you should try some spelling variations:
china's bean » china's ocean, china's belt, china's demand
dan china's » can china's, did china's, sen china's
yang yang » wang yang, wang yan
dong jung » hong jong, dong ping, dong yang
bean farm » bean farmers
farm wage » farm wages, firm wage, farm water
wage jong » wage young, wage jobs, wage job
jong min » gong min, song min, song ming

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: ((((yang yang) OR (dong sin))) OR (dong jung)) dan china's bean farm wage jong min ;~.
• Adding a wildcard symbol may retrieve word variants: ((((yang yang) or (dong sin))) or (dong jung)) dan china's bean farm wage jong min ;*.