Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
tien nang » thien nang, trien nang, tin nang
sach tien » sach tren, sach thieu
thanh vi » hanh vi, thanh ve, nhanh vi
hieu van » hieu va, thien van, lieu va
thanh va » thanh van, hanh va, thanh ha
tu sach » thu sach, su sach, te sach
van cam » van nam, van lam, van cau
nang xa » nang x, lang xa, nang ma
cuu tre » cua tre, cau tren, cau treo
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach tien nang xa hoi. hieu van cam xuc va ((thanh vi) or (thanh va)) ((cua triet) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tien nang xa hoi. hieu van cam xuc va ((thanh vi) OR (thanh va)) ((cua triet) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: tu sach tien nang xa hoi. hieu van cam xuc va ((thanh vi) or (thanh va)) ((cua triet) or (cuu tre))*.