Perhaps you should try some spelling variations:
cua triet » cua viet, su triet
va triet » va thiet, va trien, ve triet
nam truc » nam truoc, nam thuc, nam trung
hanh dai » hanh tai, hanh dao, vanh dai
cam truc » cau truc, lam truoc, nam truoc
va hanh » van hanh, va thanh, va danh
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach v nang xa hoi. lieu va ((cam truc) or (nam truc)) va hanh dai ((cua triet) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach v nang xa hoi. lieu va ((cam truc) OR (nam truc)) va hanh dai ((cua triet) OR (va triet)).
• Adding a wildcard symbol may retrieve word variants: su sach v nang xa hoi. lieu va ((cam truc) or (nam truc)) va hanh dai ((cua triet) or (va triet))*.