Perhaps you should try some spelling variations:
training cost » training costs, training course, training courses
risk training » risk taking, bank training, risk planning
dong skin » dong sin, dong bin, dof skin
hong ghi » zhong zhi, hong g
hong hai » shang hai, zhong tai, dang hai
wan yan » wang yan, nan yan, wai yan
ya a » a a, y a, ye a
tan » than

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 skin)) ya a risk training cost ((hong ghi) or (((hong hai) OR (hong tan)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wan yan) OR (dong skin)) ya a risk training cost ((hong ghi) OR (((hong hai) OR (hong tan)))) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wan yan) or (dong skin)) ya a risk training cost ((hong ghi) or (((hong hai) OR (hong tan)))) ;".
• Adding a wildcard symbol may retrieve word variants: ((wan yan) or (dong skin)) ya a risk training cost ((hong ghi) or (((hong hai) OR (hong tan)))) ;*.