Perhaps you should try some spelling variations:
training cost » training costs, training course, training courses
trading risk » trading case, trading room, funding risk
trading cost » trading costs, trading case
dual credit » rural credit, deals credit, equal credit
dong nan » dong yang, dong sin, dong bin
hong shu » cong shu, tong shui, wong shiu
ya dual » a dual, via dual
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 dual credit ((trading risk) OR (((trading cost) OR (training cost)))) hong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong nan ya dual credit ((trading risk) OR (((trading cost) OR (training cost)))) hong shu ;*".