Perhaps you should try some spelling variations:
cau triet » cau trieu, su triet, cua triet
ban hanh » ban hang
su sach » so sach, vu sach
sach tu » sach thu, cach tu, sach ty
tu nang » tru nang, tu nong, tu nano
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, dao hanh
va danh » va dinh, va dan, dia danh
lai cau » lai chau, lai cam, loi cau
ha duc » ho duc, ha dac, xa duc
va ha » va hoa, va kha, va han

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 tu nang xa hoi. hieu va ha duc ((((va hanh) OR (ban hanh))) or (va danh)) lai cau triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach tu nang xa hoi. hieu va ha duc ((((va hanh) OR (ban hanh))) OR (va danh)) lai cau triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach tu nang xa hoi. hieu va ha duc ((((va hanh) OR (ban hanh))) or (va danh)) lai cau triet*".