Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » thanh trung, canh tranh, minh trang
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
ban thanh » ban hang
ban hanh » ban hang

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