Perhaps you should try some spelling variations:
cost using » costs using, cost housing, test using
yang cindy » yang mind
using risk » during risk, using rs, funding risk
risk cong » risk coping, risk among, risk along
wang dan » wang ban, wang yidan, wang yang
yang end » yang anda, yang mind
yang d » yang di, yang du, yang _

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 dan) OR (wang yan)) ((((yang end) OR (yang d))) OR (yang cindy)) cost using risk cong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang dan) or (wang yan)) ((((yang end) OR (yang d))) or (yang cindy)) cost using risk cong shu ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang dan) or (wang yan)) ((((yang end) OR (yang d))) or (yang cindy)) cost using risk cong shu ;*.