Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
chat xuc » chat huu, cam xuc, chao xu
ban hanh » ban hang
cua tre » cua te, cua triet, dua tren
te sach » toc sach
sach ky » sac ky, sach y, sach ty
va chat » van chat, va phat, cao chat
hieu va » lieu va, hieu qua
cao hoa » cao hoat, cao khoa, cau hoa
cuu tre » cau tren, cau treo

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang cao hoa. hieu va chat xuc ((va thanh) or (ban hanh)) vai ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang cao hoa. hieu va chat xuc ((va thanh) OR (ban hanh)) vai ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sach ky nang cao hoa. hieu va chat xuc ((va thanh) or (ban hanh)) vai ((cua tre) or (cuu tre))*.