Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nguon manh » nguyen manh, ngo manh, nguoi lanh
doi chieu » doc hieu, doi chi, ho chieu
manh toan » thanh toan, anh tuan, tinh toan
cao tang » cao dang
toan cau » toan cao, toan ban, toan tap
ca tang » ha tang, gia tang, ca trong

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 xanh - canh tranh ((ca tang) or (cao tang)) nguon manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh tranh ((ca tang) OR (cao tang)) nguon manh toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh tranh ((ca tang) or (cao tang)) nguon manh toan cau*.