Perhaps you should try some spelling variations:
chat xuc » chat huu, cam xuc, chao xu
te sach » toc sach
sach ky » sac ky, sach y, sach ty
cao hoi » cau hoi, co hoi, cao hoc
hieu va » lieu va, hieu qua
va chat » van chat, va phat, cao chat
va dinh » van dinh, va kinh, va tinh
cau cua » cau qua, ca cua, cu cua
va dau » va dao

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 hoi. hieu va chat xuc ((va dinh) or (va dau)) ((dai cua) or (cau cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang cao hoi. hieu va chat xuc ((va dinh) OR (va dau)) ((dai cua) OR (cau cua)) te.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang cao hoi. hieu va chat xuc ((va dinh) or (va dau)) ((dai cua) or (cau cua)) te*.