Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh vi » hanh vi, thanh va, thanh ve
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
xang xa » lang xa, mang xa, ang xa
hieu va » lieu va, hieu qua
cao duc » dao duc, cao suc, giao duc
vi cua » vai cua, di cua
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 va ((pham duc) or (cao duc)) ban thanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty xang xa hoi. hieu va ((pham duc) OR (cao duc)) ban thanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: su sach ty xang xa hoi. hieu va ((pham duc) or (cao duc)) ban thanh vi cua te*.