Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » canh tranh, hanh trinh, minh trang
dung cong » dung trong
quang cao » nang cao, quang nam, quang cua
cua dung » cua dang, cua dong, qua dung
quan cau » toan cau, quan ha, quan cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - ((hanh trang) or (thanh trung)) cua dung cong trinh ((quan cau) OR (quang cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((hanh trang) OR (thanh trung)) cua dung cong trinh ((quan cau) OR (quang cao))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - ((hanh trang) or (thanh trung)) cua dung cong trinh ((quan cau) OR (quang cao))*".