Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trong thu » trong nha
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
trung su » trung vu, trong su, trung du
cong tap » cuong tap, cong tac, cong tan
tap van » tap va, tap vat, tap quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - thanh ((trung su) or (trong thu)) dung cong tap van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh ((trung su) OR (trong thu)) dung cong tap van ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh ((trung su) or (trong thu)) dung cong tap van ban*.