Perhaps you should try some spelling variations:
thanh ve » hanh ve, thanh va, thanh vien
thanh te » thanh de, thanh le, thanh tu
sach ky » sac ky, sach ty, sach kem
luc van » luoc van, luu van, duc van
cam luc » cam xuc, cau luc
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua triet
va cam » va cham, va cac, va cao

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 ky) or (sach y)) nang xa hoi. hieu va cam luc van ((thanh te) OR (thanh ve)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sach y)) nang xa hoi. hieu va cam luc van ((thanh te) OR (thanh ve)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) or (sach y)) nang xa hoi. hieu va cam luc van ((thanh te) OR (thanh ve)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) or (sach y)) nang xa hoi. hieu va cam luc van ((thanh te) OR (thanh ve)) cua tre*.