Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
cong ngang » cong nhan, cong quang, cong lang
cong luong » cong thuong, nang luong, cong dong
thanh van » thanh san, thanh toan, thanh phan
ho chieu » theo chieu, hoc thieu, doi chieu
va thong » va thuong, va phuong, he thong
quan cau » quang cao, toan cau, quan ha
van va » van vat, van van, ban va

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 van va thong ((cong ngang) or (cong luong)) quan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh van va thong ((cong ngang) OR (cong luong)) quan cau*.