Perhaps you should try some spelling variations:
training costs » trading costs, training courses, training course
risk training » risk taking, bank training, risk planning
costs among » costs along, customs among
among shu » cong shu, among eu, among sex
wan yan » wang yan, wai yan, wang yang
nan yan » nan ya, wang yan, qian yan
ka a » kai a, k a, 1a a
a a » a la
sin » sign, sind, skin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wan yan) OR (nan yan))) or (dong sin)) ((ka a) or (a a)) risk training costs among shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wan yan) OR (nan yan))) OR (dong sin)) ((ka a) OR (a a)) risk training costs among shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wan yan) OR (nan yan))) or (dong sin)) ((ka a) or (a a)) risk training costs among shu ;*".