Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tang » hanh trang, hanh mang, hanh tung
cua thong » cua thuong, cua khong, cua tong
anh tang » anh bang, anh dang, anh nang
cong dan » cong san, cong tan, huong dan
dan van » dang van, doan van, dao van

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 (diep tinh)) - ((hanh tang) or (anh tang)) cua thong cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (diep tinh)) - ((hanh tang) OR (anh tang)) cua thong cong dan van ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (diep tinh)) - ((hanh tang) or (anh tang)) cua thong cong dan van ban*.