Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh va » thanh van, hanh va, thanh ha
so sach » so sanh, bo sach, co sach
dang xa » dang xay, lang xa, dang ha
cuu tre » cua tre, cau tren, cau treo
va nam » van nam, ha nam, va nay
xuc va » tuc va, luc va, xac va

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach _ dang xa hoi. lieu va nam ((xuc va) OR (duc va)) thanh va ((cuu tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach _ dang xa hoi. lieu va nam ((xuc va) OR (duc va)) thanh va ((cuu tre) OR (cua triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach _ dang xa hoi. lieu va nam ((xuc va) OR (duc va)) thanh va ((cuu tre) or (cua triet))".
• Adding a wildcard symbol may retrieve word variants: so sach _ dang xa hoi. lieu va nam ((xuc va) OR (duc va)) thanh va ((cuu tre) or (cua triet))*.