Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thu sach » tu sach, thuat sach, thuoc sach
thanh ve » hanh ve, thanh va, thanh vien
thau xay » thuat xay, tu xay, phan xay
xuc van » duc van, luc van, vuc van
hieu tu » chieu tu, hieu tuc, hien tu
tang ha » lang ha, tang ma, trung ha
ky tang » ky nang, ky dang, kho tang
cua tre » cua te, cuu tre, cua triet
tu cam » tu cham, tu cac, tu nam
ve cua » le cua, de cua, te cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu sach) or (((thu xac) or (thau xay)))) ky tang ha noi. hieu tu cam xuc van thanh ve cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (((thu xac) OR (thau xay)))) ky tang ha noi. hieu tu cam xuc van thanh ve cua tre.
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (((thu xac) or (thau xay)))) ky tang ha noi. hieu tu cam xuc van thanh ve cua tre*.