Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh luong » hang luong, thanh huong, thanh cuong
luong quan » thong quan, duong qua
quan trong » gian trong
cong pham » cong phan, chong phap, cong ha
pham toan » pham tuan, pham tan, phap toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) OR (chieu xanh)) - hanh luong quan trong cong pham toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (chieu xanh)) - hanh luong quan trong cong pham toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (chieu xanh)) - hanh luong quan trong cong pham toan cau*.