Perhaps you should try some spelling variations:
sach ky » sac ky, sach y, sach ty
tu sach » thu sach, su sach, te sach
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
xuc va » duc va, luc va, xac va
ve cam » ve cham, ve cac, va cam
tuc va » thuc va, truc va, tuc xa
di cau » da cau, diem cau
ve cau » ke cau, va cau, ve cac

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. hieu ve cam ((xuc va) OR (tuc va)) hanh ((di cau) OR (ve cau)) treo~.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. hieu ve cam ((xuc va) or (tuc va)) hanh ((di cau) or (ve cau)) treo*.