Perhaps you should try some spelling variations:
tinh trang » minh trang, tinh quang, tinh toan
thong cong » trong cong, tong cong, thong thong
hieu quan » hieu qua, lieu quan, thien quan
hang cong » dang cong, hang nong, bang cong
hoi hieu » hoi phieu, hoi tieu, moi hieu
toan ban » van ban
ty toan » ly toan, tap toan, huy toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi hieu quan - ((tinh trang) or (hanh chinh)) cua ((hang cong) or (thong cong)) ty toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi hieu quan - ((tinh trang) OR (hanh chinh)) cua ((hang cong) OR (thong cong)) ty toan ban.
• Adding a wildcard symbol may retrieve word variants: hoi hieu quan - ((tinh trang) or (hanh chinh)) cua ((hang cong) or (thong cong)) ty toan ban*.