Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
cua phuong » cuu phuong, cuc phuong, luan phuong
hanh tang » hanh trang, anh tang, hanh mang
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
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 ((dieu hanh) or (((chieu xanh) or (chieu tinh)))) - hanh tang cua phuong cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((dieu hanh) OR (((chieu xanh) OR (chieu tinh)))) - hanh tang cua phuong cong dan van ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((dieu hanh) or (((chieu xanh) or (chieu tinh)))) - hanh tang cua phuong cong dan van ban*.