Perhaps you should try some spelling variations:
hang tai » hang va, dung tai
hanh tai » thanh tai, han tai, hinh tai
te sach » toc sach
sach ky » sac ky, sach y, sach ty
cuu tre » cua tre, cau tren, cau treo
nam tuc » nam thuc, nam truc, nam thuoc
hieu va » lieu va, hieu qua
nang ma » tang ma, sang ma, nang cao
nam tu » nam thu, nam thuc
ma hoi » mai hoi, xa hoi, ma hoa

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 hoi. hieu va ((nam tuc) OR (nam tu)) xa ((hanh tai) or (hang tai)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ma hoi. hieu va ((nam tuc) OR (nam tu)) xa ((hanh tai) OR (hang tai)) cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang ma hoi. hieu va ((nam tuc) OR (nam tu)) xa ((hanh tai) or (hang tai)) cuu tre".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ma hoi. hieu va ((nam tuc) OR (nam tu)) xa ((hanh tai) or (hang tai)) cuu tre*.