Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh
luat nhung » luat chung, luat thuong, thuat nhung
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap

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 - ((hanh trinh) or (hanh chinh)) luat nhung cong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh trinh) OR (hanh chinh)) luat nhung cong dan than tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh trinh) or (hanh chinh)) luat nhung cong dan than tap*.