Perhaps you should try some spelling variations:
thanh soc » thanh son, nhanh soc, thanh hoc
qua thanh » quan thanh, cua thanh, qua than
cua triet » cua viet, su triet, va triet
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, dua tren
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
soc va » hoc va, loc va, doc va

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 lang xa hoi. hieu qua thanh soc va hanh vi ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky lang xa hoi. hieu qua thanh soc va hanh vi ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: te sac ky lang xa hoi. hieu qua thanh soc va hanh vi ((cua tre) or (cua triet))*.