Perhaps you should try some spelling variations:
thanh tri » thanh tra, thanh tai, chinh tri
vanh tri » van tri, vanh tai, dinh tri
tang van » dang van, hoang van, trong van
tu sach » thu sach, te sach, tu cach
dao xuc » dao duc, dao tuc, dao xu
hieu va » lieu va, hieu qua
van hoi » van hoa, van hoc, van hoe
ky tang » ky nang, ky dang, kho tang
su sach » so sach, vu sach
va dao » ca dao
xuc va » duc va, tuc va, luc va
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 tang van hoi. hieu va dao xuc va ((vanh tri) OR (thanh tri)) cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) ky tang van hoi. hieu va dao xuc va ((vanh tri) OR (thanh tri)) cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (su sach)) ky tang van hoi. hieu va dao xuc va ((vanh tri) OR (thanh tri)) cua tu".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (su sach)) ky tang van hoi. hieu va dao xuc va ((vanh tri) OR (thanh tri)) cua tu*.