Perhaps you should try some spelling variations:
qua chat » qua nhat, qua cham, luan chat
chat xuc » chat huu, cam xuc, chao xu
va thanh » gia thanh, ban thanh, va tinh
ban hanh » ban hang
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
vai cua » dai cua, hai cua, lai cua
cua te » cua tu

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 ma hoa. hieu qua chat xuc ((va thanh) or (ban hanh)) vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang ma hoa. hieu qua chat xuc ((va thanh) OR (ban hanh)) vai cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ma hoa. hieu qua chat xuc ((va thanh) or (ban hanh)) vai cua te*.