Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
chinh can » chinh ca, chinh ban, chinh cau
cua hang » cua dang, cua nhung, cua cong
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - canh tranh cua hang cong dan ((phan cau) or (chinh can))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - canh tranh cua hang cong dan ((phan cau) OR (chinh can)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - canh tranh cua hang cong dan ((phan cau) or (chinh can))*.