Perhaps you should try some spelling variations:
rating cost » trading cost, rating case, rating cdos
rising cost » firing cost, living cost, driving costs
dali rural » mali rural, danish rural, malawi rural
wang yang » wang yan, wang liang, wang yanling
yang dali » yang di, bang dai, yang all
long shu » cong shu, tong shui, long du

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang dali rural credit ((rating cost) OR (rising cost)) long shu ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang dali rural credit ((rating cost) OR (rising cost)) long shu ;*.