Perhaps you should try some spelling variations:
trieu minh » trieu tinh, trien minh, trinh minh
trien kinh » tri kinh, trinh kinh, trien dich
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
hanh ban » thanh ban, hang ban, hanh san
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((trieu minh) or (trien kinh)) - hanh ban cua nhung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((trieu minh) OR (trien kinh)) - hanh ban cua nhung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((trieu minh) or (trien kinh)) - hanh ban cua nhung cong san toan cau*.