Perhaps you should try some spelling variations:
trong huong » trong thuong, trong chuong, truong huong
manh truong » manh trung, manh tuong, anh truong
chieu xanh » chieu sach, chieu sang, chieu tinh
truong cua » truong ca, truong quan, truong cao
hien hanh » dieu hanh
cua trong » cua truong, cua trung, qua trong
dan van » dang van, doan van, dao van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (hien hanh)) - manh truong cua trong huong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (hien hanh)) - manh truong cua trong huong dan van ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (hien hanh)) - manh truong cua trong huong dan van ban*.