Perhaps you should try some spelling variations:
luan phuong » lan phuong, quang phuong, doan phuong
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan tap, toan tai
toan ban » van 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 - hanh tang luan phuong ((cong tan) or (cong ty)) ((toan cau) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh tang luan phuong ((cong tan) OR (cong ty)) ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh tang luan phuong ((cong tan) or (cong ty)) ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tang luan phuong ((cong tan) or (cong ty)) ((toan cau) OR (toan ban))*.