Perhaps you should try some spelling variations:
lend credit » land credit, bond credit, fund credit
wang liang » wang yang
liang ying » liang liying, huang ying, zhang ying
using risk » during risk, funding risk, rising risks
using rs » using r, using _, using a
work sex » work six, work self, work sren
work so » work soc, works so, work some

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 liang ying lend credit ((using risk) OR (using rs)) ((work so) OR (work sex)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang ying lend credit ((using risk) OR (using rs)) ((work so) or (work sex)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang liang ying lend credit ((using risk) OR (using rs)) ((work so) or (work sex)) ;*.