Perhaps you should try some spelling variations:
trade bance » trade balance, trade france, trade bank
wang liang » wang yang
bance paul » lange paul
wang wang » wang yang, wang yan, wang yong
low trade » new trade
i gender » 2 gender, 1 gender, 4 gender
3 gender » 2 gender

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 wang) OR (wang liang)) chun ((i gender) OR (3 gender)) low trade bance paul ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang wang) OR (wang liang)) chun ((i gender) or (3 gender)) low trade bance paul ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang wang) OR (wang liang)) chun ((i gender) or (3 gender)) low trade bance paul ;*.