Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
ban thanh » ban hanh, ban hang
sach ty » sach tu, sach thu, xach tay
xang xa » lang xa, mang xa, ang xa
hieu va » lieu va, hieu qua
cam dua » ca dua, cay dua, chay dua
dua ban » dia ban, cua ban, qua ban
vai cua » dai cua, hai cua, lai cua
va cam » va cham, va cac, va cao
cua cu » cua chu, cua cau, cua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sach ty) or (sach y)) xang xa hoi. hieu va cam dua ban thanh vai cua cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach ty) OR (sach y)) xang xa hoi. hieu va cam dua ban thanh vai cua cu.
• Adding a wildcard symbol may retrieve word variants: su ((sach ty) or (sach y)) xang xa hoi. hieu va cam dua ban thanh vai cua cu*.