Perhaps you should try some spelling variations:
cost computing » soft computing, cloud computing, trust computing
rural credits » rural credit, total credits
computing shu » computing lhc, computing self, computing _
trading cost » trading costs, training cost, trading case
wang yang » wang yan, wang liang, wang yanling
yang yala » yang yang, yang yao, yang all
a credit » bad credit

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang yala ((rural credits) or (a credit)) trading cost computing shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang yala ((rural credits) OR (a credit)) trading cost computing shu ;*.