Perhaps you should try some spelling variations:
training costs » trading costs, training courses, training course
risk training » risk taking, bank training, risk planning
costs hong » costs along, costs among, costs how
wang yang » wang yan, wang liang, wang yanling
dong skin » dong sin, dong bin, dof skin
hong shu » cong shu, tong shui, wong shiu
ka a » kai a, a a, k a

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 (dong skin)) ka a risk training costs hong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yang) OR (dong skin)) ka a risk training costs hong shu ;.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (dong skin)) ka a risk training costs hong shu ;*.