Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
trinh cua » tinh cua, trinh luat, trinh quan
hang cong » dang cong, hang nong, bang cong
cong van » cong vang, cong san, song van
van tuan » van quan, van ban, anh tuan
tuan ban » tuan bang, toan ban, luan ban

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) or (tinh chat)) hang cong van tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh ((trinh cua) OR (tinh chat)) hang cong van tuan ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh ((trinh cua) or (tinh chat)) hang cong van tuan ban*.