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
dann bin » dong bin
hong shu » cong shu, tong shui, wong shiu
kai a » kai fa
ka a » a a, k a, 1a a
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yan) or (dann bin)) ((ka a) OR (kai a)) risk training costs hong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yan) OR (dann bin)) ((ka a) OR (kai a)) risk training costs hong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yan) or (dann bin)) ((ka a) OR (kai a)) risk training costs hong shu ;".
• Adding a wildcard symbol may retrieve word variants: ((wang yan) or (dann bin)) ((ka a) OR (kai a)) risk training costs hong shu ;*.