Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
te sach » toc sach
tai cuu » tai cuc, tai buu, tai cua
xa hanh » xa thanh, xa khanh, va hanh
sach ky » sac ky, sach y, sach ty
cuu tre » cua tre, cau tren, cau treo
hieu va » lieu va
tang ma » mang may, tang van
nang ma » sang ma, nang cao, mang may
nam tu » nam thu, nam thuc
tu xa » tu xay, tu va, te xa

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 ((nang ma) or (tang ma)) hoi. ((hieu va) or (hieu qua)) nam tu xa hanh tai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((nang ma) OR (tang ma)) hoi. ((hieu va) OR (hieu qua)) nam tu xa hanh tai cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky ((nang ma) or (tang ma)) hoi. ((hieu va) or (hieu qua)) nam tu xa hanh tai cuu tre*.