Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
trinh toan » tinh toan, thanh toan, trinh han
doi chieu » ho chieu, mot chieu, thi chieu
tranh cua » doanh cua, manh cua
dang cong » dung cong
doc hieu » toc thieu, hoc thieu, hoc hien
cua dang » cua cong, cua ban
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((doi chieu) or (doc hieu))) or (doi chi)) xanh - hanh tranh cua dang cong trinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((doi chieu) OR (doc hieu))) OR (doi chi)) xanh - hanh tranh cua dang cong trinh toan cau.
• Adding a wildcard symbol may retrieve word variants: ((((doi chieu) or (doc hieu))) or (doi chi)) xanh - hanh tranh cua dang cong trinh toan cau*.