Perhaps you should try some spelling variations:
farmers union » farmers united
workers union » workers unions, workers pension, workers united
yang yang » wang yang, wang yan
jie small » live small, wine small, one small
yang jie » yang jin, yang di, yang jui
yu fang » yu gang, yu wang, yu yang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yang) or (yu fang)) yang jie small ((farmers union) OR (workers union)) dem bei ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (yu fang)) yang jie small ((farmers union) OR (workers union)) dem bei ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang yang) or (yu fang)) yang jie small ((farmers union) OR (workers union)) dem bei ;*".