Perhaps you should try some spelling variations:
thanh tri » thanh tra, thanh tai, chinh tri
va thanh » gia thanh, ban thanh, va tinh
tu sach » thu sach, te sach, tu cach
dao duc » giao duc, tao duoc
dao xuc » dao tuc, dao xu, dao xuan
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
su sach » so sach, vu sach
cua tu » cua tuc, cua su, cua cu

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 xuc) OR (dao duc)) va thanh tri cua tu~.
• 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 xuc) OR (dao duc)) va thanh tri cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (su sach)) ky lang xa hoi. hieu va ((dao xuc) OR (dao duc)) va thanh tri cua tu".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (su sach)) ky lang xa hoi. hieu va ((dao xuc) OR (dao duc)) va thanh tri cua tu*.