Perhaps you should try some spelling variations:
planning course » training course, planning case, planning your
risk planning » crisis planning, cost planning, dose planning
course can » course plans
wang yang » wang yan, wang liang, wang yanling
long tan » hong tan, long han, long thanh
can jong » can hong, can job, can join
dong di » dong sin
ya a » y a, ye a, yu a
a a » a la

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang yang) or (long tan))) or (dong di)) ((ya a) or (a a)) risk planning course can jong ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang yang) OR (long tan))) OR (dong di)) ((ya a) OR (a a)) risk planning course can jong ;.
• Adding a wildcard symbol may retrieve word variants: ((((wang yang) or (long tan))) or (dong di)) ((ya a) or (a a)) risk planning course can jong ;*.