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
wan yan » wang yan, nan yan, wai yan
hong g » hong ng, hong w, hong 7
ya a » a a, y a, yu a
ye a » yet a, e a, me a
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 (dong sin)) ((ya a) or (ye a)) risk training costs hong g ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wan yan) OR (dong sin)) ((ya a) OR (ye a)) risk training costs hong g ;.
• Adding a wildcard symbol may retrieve word variants: ((wan yan) or (dong sin)) ((ya a) or (ye a)) risk training costs hong g ;*.