Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh tai » thanh hai, thanh toan, doanh tai
va thanh » gia thanh, ban thanh, va tinh
cua tre » cua te, cuu tre, dua tren
te sach » toc sach
sach ky » sac ky, sach y, sach ty
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
luc va » duc va, tuc va, loc va
va cao » va cac, va co, va bao
va dao » ca dao

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

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