Perhaps you should try some spelling variations:
fund credit » sound credit, bond credit, land credit
food credit » good credit
rating risk » ratings risk, trading risk, raising risk
wang liang » wang yang
liang big » liang ying, liang li
work some » works some, work home, work women
work sren » work karen, work trend, work sex

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 big ((fund credit) OR (food credit)) rating risk ((work some) OR (work sren)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang big ((fund credit) OR (food credit)) rating risk ((work some) or (work sren)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang liang big ((fund credit) OR (food credit)) rating risk ((work some) or (work sren)) ;*.