Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
ban thanh » ban hanh, ban hang
thu sach » tu sach, thuat sach, thuoc sach
thu hang » thi hang, thuc hanh, thu huong
hieu ve » hieu va, hieu van
vai cuu » vai cua
duc ban » duc tan, duc van, dua ban
cam duc » cam xuc, cao duc, pham duc
te sach » toc sach
tu hang » tu hanh, tu hung, ty hang
cuu tre » cua tre, cau tren, cau treo
ve cam » ve cham, ve cac, va cam

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) or (thu sach)) ((tu hang) or (thu hang)) xa hoi. hieu ve cam duc ban thanh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thu sach)) ((tu hang) OR (thu hang)) xa hoi. hieu ve cam duc ban thanh vai cuu tre.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thu sach)) ((tu hang) or (thu hang)) xa hoi. hieu ve cam duc ban thanh vai cuu tre*.