Perhaps you should try some spelling variations:
training course » training courses
equal credit » dual credit, equity credit, rural credit
trading risk » trading case, trading room, funding risk
wang jiang » wang liang, wang jing, wang yang
hong shu » cong shu, tong shui, wong shiu
jiang 6 » jiang _, jiang 29, jiang ke
6 equal » _ equal, 6.2 equal, e equals

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang jiang 6 equal credit ((trading risk) or (training course)) hong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang jiang 6 equal credit ((trading risk) OR (training course)) hong shu ;.
• Adding a wildcard symbol may retrieve word variants: wang jiang 6 equal credit ((trading risk) or (training course)) hong shu ;*.