Perhaps you should try some spelling variations:
ve triet » va trien, su triet
sach thu » sach thue, sach thieu, sach tham
van hanh » van thanh, ban hanh, van anh
hieu van » hieu va, thien van, lieu va
va danh » va dinh, va dan, va hanh
hac xuc » chat xuc
sach tu » cach tu, sach ty, sach uu
van hac » van hoc, van ha, van hai
lai ve » loai ve, lai va, la ve
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach tu) OR (sach thu)) nang x hoi. hieu van hac xuc ((van hanh) or (va danh)) lai ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach tu) OR (sach thu)) nang x hoi. hieu van hac xuc ((van hanh) OR (va danh)) lai ve triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach tu) OR (sach thu)) nang x hoi. hieu van hac xuc ((van hanh) or (va danh)) lai ve triet*".