Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh toan » tinh toan, thanh toan, trinh han
doi chieu » doc hieu, doi chi, ho chieu
trinh van » trinh han, trinh quan, dinh van
dung cong » dung trong
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan ban » can ban, chat ban, chan nan

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 van) OR (trinh toan)) dung cong dan chan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - hanh ((trinh van) OR (trinh toan)) dung cong dan chan ban".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh ((trinh van) OR (trinh toan)) dung cong dan chan ban*.