Perhaps you should try some spelling variations:
training visit » training crisis, training asia, training vet
trading risk » trading case, trading room, funding risk
hua credit » dual credit, a credit, du credit
ida credit » ida credits, a credit, de credit
dong nan » dong yang, dong sin, dong bin
nan ya » nan yan, nana yaa

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong nan ya ((hua credit) OR (ida credit)) ((trading risk) or (training visit)) cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong nan ya ((hua credit) OR (ida credit)) ((trading risk) OR (training visit)) cong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong nan ya ((hua credit) OR (ida credit)) ((trading risk) or (training visit)) cong shu ;".
• Adding a wildcard symbol may retrieve word variants: dong nan ya ((hua credit) OR (ida credit)) ((trading risk) or (training visit)) cong shu ;*.