Perhaps you should try some spelling variations:
taking courses » training courses
courses hong » courses jan, courses tool
risk taking » risk sharing
dong bin » dong sin, dong di, dann bin
hong ghi » zhong zhi, hong g, hong hai
wai yan » wang yan, wei yang
y a » y la

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((wai yan) OR (dong bin)) y a risk taking courses hong ghi ;~".
• Adding a wildcard symbol may retrieve word variants: ((wai yan) OR (dong bin)) y a risk taking courses hong ghi ;*.