Perhaps you should try some spelling variations:
thanh van » thanh san, thanh toan, thanh phan
hieu van » hieu va, thien van, lieu va
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
van lam » van nam
van cua » vang cua, ban cua, dan cua
cua tre » cua te, cuu tre, cua triet
su cac » tu cac, su cao, su can
luc va » duc va, loc va
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cac ky lang xa hoi. hieu van lam ((luc va) or (tuc va)) thanh van cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cac ky lang xa hoi. hieu van lam ((luc va) OR (tuc va)) thanh van cua tre.
• Adding a wildcard symbol may retrieve word variants: su cac ky lang xa hoi. hieu van lam ((luc va) or (tuc va)) thanh van cua tre*.