Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh nang » ganh nang, hanh mang, hanh trang
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
anh nang » ganh nang, anh bang, anh dang
cong san » cong tac
san toan » van toan, dan toan, manh 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: ((theo chu) or (theo tieu)) xanh - ((hanh nang) or (anh nang)) cua nhung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (theo tieu)) xanh - ((hanh nang) OR (anh nang)) cua nhung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (theo tieu)) xanh - ((hanh nang) or (anh nang)) cua nhung cong san toan cau*.