Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
quang dung » quang trung, ung dung, cuong dung
dung cong » dung trong
cong tinh » cong trinh, cong vinh, long tinh
ho chieu » theo chieu, hoc thieu, doi chieu
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: ho chieu xanh - ((thanh trung) or (thanh tung)) quang dung cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((thanh trung) OR (thanh tung)) quang dung cong tinh toan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((thanh trung) or (thanh tung)) quang dung cong tinh toan cau*.