Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
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 cham » va chat, va tham
cau cua » cau qua, ca cua, cu cua
va dan » ca dan, va dao, va dap
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 cham xuc ((va dan) OR (va dau)) ((cau cua) or (dai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang cao hoi. hieu va cham xuc ((va dan) OR (va dau)) ((cau cua) OR (dai cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang cao hoi. hieu va cham xuc ((va dan) OR (va dau)) ((cau cua) or (dai cua)) te".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang cao hoi. hieu va cham xuc ((va dan) OR (va dau)) ((cau cua) or (dai cua)) te*.