Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cong thanh » dong thanh, cong trinh, cong tan
thanh doan » thanh toan, thinh doan, thanh loan
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
ho chieu » theo chieu, doi chieu, mot chieu
anh tang » anh bang, anh dang, anh nang
doan cau » toan cau, doan dau, doan cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (hoc thieu)) xanh - ((canh tranh) or (anh tang)) cua nhung cong thanh doan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - ((canh tranh) OR (anh tang)) cua nhung cong thanh doan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (hoc thieu)) xanh - ((canh tranh) or (anh tang)) cua nhung cong thanh doan cau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (hoc thieu)) xanh - ((canh tranh) or (anh tang)) cua nhung cong thanh doan cau*.