Perhaps you should try some spelling variations:
chieu chien » thien chien, hieu hien
cau theo » cau thi, cau tao
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
cac tu » cac thu, cach tu, cac du
vi cau » va cau, ve cau, di cau
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang x hoi. ((hieu ve) or (chieu chien)) cac tu va hanh vi cau theo~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang x hoi. ((hieu ve) OR (chieu chien)) cac tu va hanh vi cau theo.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x hoi. ((hieu ve) or (chieu chien)) cac tu va hanh vi cau theo*.