Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
cua triet » cua viet, su triet, va triet
dua tren » dung tren
thanh de » hanh de, thanh ve, thanh do
lam xuc » cam xuc, lam duoc
cua tre » cua te, cuu tre, cua thep
xuc ban » duc ban, cuc ban, quoc ban
hieu va » lieu va, hieu qua
lang ha » long ha
ky lang » ky nang, ky dang, ky tang
va lam » van lam, va lap
sac ky » cac ky, sai ky
ha hoi » hoa hoi, ha noi, xa hoi
tu sac » tu sach, tu cac, tu san

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 ky lang ha hoi. hieu va lam xuc ban thanh de ((((cua tre) or (dua tren))) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky lang ha hoi. hieu va lam xuc ban thanh de ((((cua tre) OR (dua tren))) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky lang ha hoi. hieu va lam xuc ban thanh de ((((cua tre) or (dua tren))) or (cua triet))*.