Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
trinh van » trinh han, trinh quan, trinh toan
cong van » cong vang, cong san, song van
toan tap » toan ban
toan cao » toan 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 - nhanh ((tich va) or (trinh van)) nhung cong van ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - nhanh ((tich va) OR (trinh van)) nhung cong van ((toan tap) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - nhanh ((tich va) or (trinh van)) nhung cong van ((toan tap) or (toan cao))*.