Perhaps you should try some spelling variations:
thien chien » thien nhien
van hanh » van thanh, ban hanh, van anh
cua viet » ca viet, hoa viet, cua vat
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang ma » tang ma, sang ma, nang cao
cac xuc » cac nuoc, chat xuc, cac cuoc
ma hoi » mai hoi, xa hoi, ma hoa
vi cua » vai cua, di cua

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 ty nang ma hoi. thien chien ((cac xuc) or (cam xuc)) van hanh vi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang ma hoi. thien chien ((cac xuc) OR (cam xuc)) van hanh vi cua viet.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang ma hoi. thien chien ((cac xuc) or (cam xuc)) van hanh vi cua viet*.