Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh van » thanh san, thanh toan, thanh phan
su triet » su viet, su tien, ve triet
hieu van » hieu va, thien van, lieu va
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
lam xuc » lam duoc
xang xa » lang xa, mang xa, ang xa
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty xang xa hoi. hieu van ((lam xuc) or (cam xuc)) ban thanh van ((cua te) or (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty xang xa hoi. hieu van ((lam xuc) OR (cam xuc)) ban thanh van ((cua te) OR (su triet)).
• Adding a wildcard symbol may retrieve word variants: su sach ty xang xa hoi. hieu van ((lam xuc) or (cam xuc)) ban thanh van ((cua te) or (su triet))*.