Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
truc van » truc va, thuc van, truc ban
hieu van » hieu va, thien van, lieu va
cua tre » cua triet, dua tren, cua thep
hanh ve » hanh vi, hanh va, hanh kem
cuu tre » cau tren, cau treo
van cau » van dau, van hau, van chat
dang xa » dang xay, lang xa, dang ha
ky dang » ky nang, ky danh
sac ky » cac ky, sai ky
cua te » cua tu
te sac » te sach, te cac, te san

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: te sac ky dang xa hoi. hieu van cau truc van hanh ve ((((cua tre) OR (cua te))) OR (cuu tre))~.
• Adding a wildcard symbol may retrieve word variants: te sac ky dang xa hoi. hieu van cau truc van hanh ve ((((cua tre) or (cua te))) or (cuu tre))*.