Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh luan » trinh luat, trinh quan, trinh han
tieu xanh » tieu danh, chieu xanh, dieu hanh
nang cong » dang cong, bang cong, hang cong
manh toan » thanh toan, anh tuan, tinh toan
dan toan » van toan, dan than, xuan toan

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 trinh luan ((nang cong) or (nang song)) ((dan toan) OR (manh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh trinh luan ((nang cong) OR (nang song)) ((dan toan) OR (manh toan)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh trinh luan ((nang cong) or (nang song)) ((dan toan) OR (manh toan)) cao".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh trinh luan ((nang cong) or (nang song)) ((dan toan) OR (manh toan)) cao*.