Perhaps you should try some spelling variations:
thanh ket » thanh ke, hanh kem, thanh dat
hieu van » hieu va, thien van, lieu va
va thanh » gia thanh, ban thanh, va tinh
va trien » va truyen, va thiet, va tuyen
ky dang » ky nang, ky danh
xay hoi » tay hoi, cay phoi, gay thoi
van cam » van nam, van lam, van cau
cam tuc » cam xuc, cam tu, nam thuc
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
tuc va » thuc va, truc va, tuc xa
ket va » ket van

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 dang ((xay hoi) or (xa hoi)). hieu van cam tuc va thanh ket va trien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky dang ((xay hoi) OR (xa hoi)). hieu van cam tuc va thanh ket va trien.
• Adding a wildcard symbol may retrieve word variants: te sac ky dang ((xay hoi) or (xa hoi)). hieu van cam tuc va thanh ket va trien*.