Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van thanh » ban thanh, van tuan
danh nhan » doanh nhan, thanh nhan, benh nhan
thanh vi » hanh vi, thanh va, thanh ve
van nhan » van phan, van khanh, van khang
luc van » luoc van, luu van, duc van
vi cua » vai cua, di cua
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
co hoi » co loi

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky nang ((co hoi) or (co hoc)). thien ((van nhan) OR (danh nhan)) luc van thanh vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang ((co hoi) OR (co hoc)). thien ((van nhan) OR (danh nhan)) luc van thanh vi cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky nang ((co hoi) or (co hoc)). thien ((van nhan) OR (danh nhan)) luc van thanh vi cua triet".
• Adding a wildcard symbol may retrieve word variants: te sac ky nang ((co hoi) or (co hoc)). thien ((van nhan) OR (danh nhan)) luc van thanh vi cua triet*.