Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((thieu xanh) OR (chieu xanh)) - ((hanh trinh) or (hanh chinh)) cua thong cong tac than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (chieu xanh)) - ((hanh trinh) OR (hanh chinh)) cua thong cong tac than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((thieu xanh) OR (chieu xanh)) - ((hanh trinh) or (hanh chinh)) cua thong cong tac than cau".
• Adding a wildcard symbol may retrieve word variants: toc ((thieu xanh) OR (chieu xanh)) - ((hanh trinh) or (hanh chinh)) cua thong cong tac than cau*.