Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
khoan cam » khoa cam, khoan va, phan cam
cong tac » cong ty

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