Perhaps you should try some spelling variations:
su sach » so sach, vu sach
xuc ban » duc ban, quoc ban, xuat ban
cua tre » cua te, cua triet, dua tren
cuc ban » cua ban, cac ban, cuu ban
sach ky » sac ky, sach y, sach ty
cuu tre » cau tren, cau treo
hieu ve » hieu va, hieu van
lang ha » long ha
ky lang » ky nang, ky dang, ky tang
ve cam » ve cham, ve cac, va cam
ha hoi » hoa hoi, ha noi, xa hoi
anh vi » hanh vi, anh va, anh ve

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 ky lang ha hoi. hieu ve cam ((xuc ban) or (cuc ban)) anh vi ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky lang ha hoi. hieu ve cam ((xuc ban) OR (cuc ban)) anh vi ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: su sach ky lang ha hoi. hieu ve cam ((xuc ban) or (cuc ban)) anh vi ((cua tre) or (cuu tre))*.