Perhaps you should try some spelling variations:
cong luong » cong thuong, nang luong, cong dong
luong toan » luong thanh, truong toan, luong tai
hien xanh » hien hanh, hien nhanh, chieu xanh
vat nhung » va nhung, vai nhung, ve nhung
vap nhung » va nhung, ve nhung, voi nhung
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 hien xanh - canh tranh ((vat nhung) or (vap nhung)) cong luong toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - canh tranh ((vat nhung) OR (vap nhung)) cong luong toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - canh tranh ((vat nhung) or (vap nhung)) cong luong toan cau*.