Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
hoc sach » hoc sinh, hoc cac, hoc anh
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
vai cuu » vai cua
cuu tre » cua tre, cau tren, cau treo
ma hoi » mai hoi, xa hoi, ma hoa
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, xac va
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sach ky nang ma hoi. hieu ve cam ((xuc va) or (luc va)) thanh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach ky nang ma hoi. hieu ve cam ((xuc va) OR (luc va)) thanh vai cuu tre.
• Adding a wildcard symbol may retrieve word variants: hoc sach ky nang ma hoi. hieu ve cam ((xuc va) or (luc va)) thanh vai cuu tre*.