Perhaps you should try some spelling variations:
chung cong » nhung cong, phung cong, chung thong
chong cong » cong cong, thong cong, cuong cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
manh dung » manh hung, manh tung, anh dung
hanh dong » anh dong, ha dong
manh toan » thanh toan, anh tuan, tinh toan
toan tap » toan ban

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