Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh
phat ngung » chat ngung, pha nhung
ngung cong » nhung cong, dung cong, nganh cong
doi chieu » doc hieu, doi chi, ho chieu
thuan cam » thuat cam, thuat dam, khoan cam
cong van » cong vang, cong san, song van
toan cao » toan ban, toan tap

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - ((hanh trinh) OR (hanh chinh)) phat ngung cong van ((thuan cam) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - ((hanh trinh) OR (hanh chinh)) phat ngung cong van ((thuan cam) or (toan cao))~".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - ((hanh trinh) OR (hanh chinh)) phat ngung cong van ((thuan cam) or (toan cao))*.