Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
luat trong » suat trong, thuat trong, luat thuong
hien xanh » hien hanh, hien nhanh, hien khanh
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien xanh) or (((chieu xanh) OR (chieu sach)))) - hanh trinh luat trong cong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (((chieu xanh) OR (chieu sach)))) - hanh trinh luat trong cong van toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) or (((chieu xanh) OR (chieu sach)))) - hanh trinh luat trong cong van toan ban*".