Perhaps you should try some spelling variations:
khong cong » khong cang, chong cong, khong con
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
thanh toan » thanh hoa, thanh san, tinh toan
hieu lang » chieu sang, hieu quang, nhieu tang
chinh sua » chinh su, chinh cua, chinh luan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (hieu lang)) - hanh chinh sua ((khong cong) OR (thong cong)) thanh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (hieu lang)) - hanh chinh sua ((khong cong) OR (thong cong)) thanh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (hieu lang)) - hanh chinh sua ((khong cong) OR (thong cong)) thanh toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (hieu lang)) - hanh chinh sua ((khong cong) OR (thong cong)) thanh toan ban*.