Perhaps you should try some spelling variations:
va hanh » van hanh, va thanh, va danh
hanh di » hanh vi, hanh de, hang di
cuu tre » cua tre, cau tren, cau treo
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
ve cau » va cau, ve cac, le cau
ke cau » ket cau
luc va » duc va, tuc va, loc va
di cuu » di cau, di cua, dinh cuu
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: te sac ky nang x hoi. hieu ((ve cau) or (ke cau)) luc va hanh di cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang x hoi. hieu ((ve cau) OR (ke cau)) luc va hanh di cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sac ky nang x hoi. hieu ((ve cau) or (ke cau)) luc va hanh di cuu tre*.