Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cham hoi » cham voi, cham h'roi, pham hoai
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
hoi vat » hoi va, hoc vat, hoi dat
vat anh » van anh, sat anh, dat anh
cuu tre » cau tren, cau treo
cua tre » cua te, dua tren, cua thep
y nang » ky nang, ly nang, v nang
anh vi » hanh vi, anh va, anh ve

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 y nang xa hoi. lieu va cham hoi vat anh vi ((cuu tre) or (((cua tre) OR (cua triet))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang xa hoi. lieu va cham hoi vat anh vi ((cuu tre) OR (((cua tre) OR (cua triet)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang xa hoi. lieu va cham hoi vat anh vi ((cuu tre) or (((cua tre) OR (cua triet))))".
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. lieu va cham hoi vat anh vi ((cuu tre) or (((cua tre) OR (cua triet))))*.