Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh mang » nhanh mang, hanh trang, nhanh lang
cong toan » cong tan, cong tuan, cong doan
cong hoan » cong hoa, dong hoa, cong san
doanh cao » doanh co, doanh bao, doanh cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - ((hanh mang) or (hanh trinh)) va nhung ((cong toan) OR (cong hoan)) doanh cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh mang) OR (hanh trinh)) va nhung ((cong toan) OR (cong hoan)) doanh cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((hanh mang) or (hanh trinh)) va nhung ((cong toan) OR (cong hoan)) doanh cao".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh mang) or (hanh trinh)) va nhung ((cong toan) OR (cong hoan)) doanh cao*.