Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
va triet » va thiet, va trien, ve triet
thanh de » hanh de, thanh ve, thanh do
cua tre » cua te, cuu tre, cua triet
duc ban » duc tan, duc van, dua ban
lam duc » lam duoc, pham duc, nam duoc
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
tu sach » thu sach, su sach, te sach
va lam » van lam, va lap
tu sac » tu cac, tu san, tu bac

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

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