Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
va thanh » gia thanh, va tinh, le thanh
cau tren » cu tren, dau tren, ca tren
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
qua cac » cua cac
cac xuc » cam xuc, cac nuoc, chat xuc
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang x hoi. hieu qua cac xuc ((va thanh) or (ban thanh)) vi ((cua te) or (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang x hoi. hieu qua cac xuc ((va thanh) OR (ban thanh)) vi ((cua te) OR (cau tren)).
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x hoi. hieu qua cac xuc ((va thanh) or (ban thanh)) vi ((cua te) or (cau tren))*.