Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
duong manh » duong van
cach dung » sach dung, cach mang, tac dung
cua thong » cua thuong, cua khong, suat thong
ho chieu » theo chieu, hoc thieu, doi chieu
cua tong » cua cong, cua dong, cua nong
cong tac » cong ty
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 - cach dung ((cua thong) or (cua tong)) ((duong manh) or (cong tac)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - cach dung ((cua thong) OR (cua tong)) ((duong manh) OR (cong tac)) toan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - cach dung ((cua thong) or (cua tong)) ((duong manh) or (cong tac)) toan cau*.