Perhaps you should try some spelling variations:
training cost » training costs, training course, training courses
zhong zhi » hong ghi, zhong tai
zhang zhi » wang zhi, zhang wei, zhang dai
wing yan » wang yan, wing ian, wang yang
wing tan » wing ian, liang tan, hong tan
dong di » dong sin
ya a » a a, y a, ye a

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wing yan) or (wing tan))) or (dong di)) ya a bank training cost ((zhong zhi) OR (zhang zhi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wing yan) OR (wing tan))) OR (dong di)) ya a bank training cost ((zhong zhi) OR (zhang zhi)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wing yan) or (wing tan))) or (dong di)) ya a bank training cost ((zhong zhi) OR (zhang zhi)) ;*".