Perhaps you should try some spelling variations:
china gain » china grain, china main, china going
chun gain » run gain, chun lan, chun wai
yan wang » yuan wang, yang yang, qian wang
yang lin » wang lin, yang liang, huang lin
yang jin » yang jie, yang jun, ying jin
yang li » yang di, yang xi, yang yi
hai » hadi, haji, hari

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 yan wang ((chun gain) OR (china gain)) ((((yang lin) OR (yang li))) OR (yang jin)) dang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan wang ((chun gain) or (china gain)) ((((yang lin) OR (yang li))) or (yang jin)) dang hai ;~".
• Adding a wildcard symbol may retrieve word variants: wang yan wang ((chun gain) or (china gain)) ((((yang lin) OR (yang li))) or (yang jin)) dang hai ;*.