Perhaps you should try some spelling variations:
chat duoc » chet duoc, thuat duoc, luat duoc
chat doc » chat hoc, chau doc, thuat doc
van hanh » van thanh, ban hanh, van anh
thi van » thi hanh, thi nang
thi lan » thi hanh, thi nang, thi lien
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky nang x hoi. ((thi van) OR (thi lan)) ((chat duoc) OR (chat doc)) van hanh vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac ky nang x hoi. ((thi van) OR (thi lan)) ((chat duoc) or (chat doc)) van hanh vi cua tre~".
• Adding a wildcard symbol may retrieve word variants: tu cac ky nang x hoi. ((thi van) OR (thi lan)) ((chat duoc) or (chat doc)) van hanh vi cua tre*.