Perhaps you should try some spelling variations:
nang truong » tang truong, quang truong, nang luong
truong van » trong van, truong va, truong dai
hieu sach » chieu sach, hieu cach, dien sach
chinh sua » chinh su, chinh cua, chinh luan
doc hieu » toc thieu, hoc thieu, hoc hien
sua nang » luan nang, xuan nang, chua nang
toan ban » van ban
toan cao » toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu sach - hanh chinh sua nang truong van ((toan ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu sach - hanh chinh sua nang truong van ((toan ban) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: doc hieu sach - hanh chinh sua nang truong van ((toan ban) or (toan cao))*.