Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
thang cua » thong cua, hang cua, than cua
khoan cam » khoa cam, khoan va, phan cam
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
khan cap » khan ap, than cap, phan cac

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 - hanh ((thang cua) or (tang cua)) nhung cong dan ((khan cap) or (khoan cam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh ((thang cua) OR (tang cua)) nhung cong dan ((khan cap) OR (khoan cam)).
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh ((thang cua) or (tang cua)) nhung cong dan ((khan cap) or (khoan cam))*.