Perhaps you should try some spelling variations:
training course » training courses
training risk » trading risk, training crisis, defining risk
wang jiang » wang liang, wang jing, wang yang
jiang ke » jiang ye, fang ke, wang ke
ke rural » use rural, one rural, a rural
hong shu » cong shu, tong shui, wong shiu

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 ke rural credit ((training risk) or (training course)) hong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang jiang ke rural credit ((training risk) OR (training course)) hong shu ;.
• Adding a wildcard symbol may retrieve word variants: wang jiang ke rural credit ((training risk) or (training course)) hong shu ;*.