Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
trung hoa » trung hoc, trung ha
trung cap » truong cao, trung tam
ho chieu » theo chieu, hoc thieu, doi chieu
van toan » van tuan, van tan, van thanh
van than » van thanh, van thang, van tuan

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 hoa) or (trung cap)) nhung cong ((van toan) or (van than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh ((trung hoa) OR (trung cap)) nhung cong ((van toan) OR (van than)) cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh ((trung hoa) or (trung cap)) nhung cong ((van toan) or (van than)) cao*.