Perhaps you should try some spelling variations:
chat xuc » chat huu, cam xuc, chao xu
van hanh » van thanh, van anh, van ban
ban hanh » ban hang
te sach » toc sach
sach ky » sac ky, sach y, sach ty
cao hoi » cau hoi, co hoi, cao hoc
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, cac cuoc
vi cua » vai cua, di cua
cua su » qua su

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 ve ((cac xuc) or (chat xuc)) ((van hanh) or (ban hanh)) vi cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang cao hoi. hieu ve ((cac xuc) OR (chat xuc)) ((van hanh) OR (ban hanh)) vi cua su.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang cao hoi. hieu ve ((cac xuc) or (chat xuc)) ((van hanh) or (ban hanh)) vi cua su*.