Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
cuu tre » cau tren, cau treo
cua tre » cua te, cua triet, dua tren
ve cac » va cac, vien cac

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 nang xa hoi. hieu ve cac xuc ((van hanh) or (gia thanh)) vi ((cuu tre) or (cua tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang xa hoi. hieu ve cac xuc ((van hanh) OR (gia thanh)) vi ((cuu tre) OR (cua tre)).
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. hieu ve cac xuc ((van hanh) or (gia thanh)) vi ((cuu tre) or (cua tre))*.