Perhaps you should try some spelling variations:
nang chon » nang cao, nang hoc, sang cho
nang cho » ngang cho, nang cao, sang cho
van hanh » van thanh, ban hanh, van anh
sach thu » sach thue, sach thieu, sach tham
te sach » toc sach
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
hieu ve » hieu van
hieu va » lieu va, hieu qua
cua cau » cua cac, cua chu, cua cay
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach thu ((nang cho) or (nang chon)) hoc. ((hieu ve) OR (hieu va)) cac xuc van hanh vi cua cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach thu ((nang cho) OR (nang chon)) hoc. ((hieu ve) OR (hieu va)) cac xuc van hanh vi cua cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach thu ((nang cho) or (nang chon)) hoc. ((hieu ve) OR (hieu va)) cac xuc van hanh vi cua cau*".