Perhaps you should try some spelling variations:
dual credit » rural credit, deals credit, equal credit
rating case » trading case, rating scale, heating case
case coping » career coping, change coping, case company
hua credit » a credit, ida credit, eu credit
coping shu » cong shu
dong qian » gong qiang, ong kian, dong sin
du credit » de credit, 2 credit
qian yan » qian jun, qian yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong qian yan ((((hua credit) OR (dual credit))) or (du credit)) rating case coping shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong qian yan ((((hua credit) OR (dual credit))) OR (du credit)) rating case coping shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong qian yan ((((hua credit) OR (dual credit))) or (du credit)) rating case coping shu ;".
• Adding a wildcard symbol may retrieve word variants: dong qian yan ((((hua credit) OR (dual credit))) or (du credit)) rating case coping shu ;*.