Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
nang ho » nang hoc, nang co, tang ho
hieu ve » hieu va, hieu van
tuc ban » thuc ban, truc ban, tuc dan
hanh di » hanh vi, hanh de, hang di
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ho hoi » hoc hoi, hoa hoi, hoi hoi
ve cac » va cac, vien cac
tu ban » thu ban, te ban
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky nang ho hoi. hieu ve cac ((tuc ban) or (tu ban)) hanh di cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky nang ho hoi. hieu ve cac ((tuc ban) OR (tu ban)) hanh di cua triet*.