Perhaps you should try some spelling variations:
thanh tra » thanh toan, thanh hoa
va thanh » gia thanh, ban thanh, va tinh
tu sach » thu sach, te sach, tu cach
su sach » so sach, vu sach
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » lieu va, hieu qua
dao duc » giao duc, tao duoc
tra cua » trau cua, trua cua, tra cuu
va dao » ca dao
cua cu » cua chu, cua cau, cua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (su sach)) ky lang xa hoi. hieu va dao duc va thanh tra cua cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) ky lang xa hoi. hieu va dao duc va thanh tra cua cu.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (su sach)) ky lang xa hoi. hieu va dao duc va thanh tra cua cu*.