Perhaps you should try some spelling variations:
cua phuong » cuu phuong, cuc phuong, luan phuong
cua thuong » cua truong, ca thuong, cua huong
hien hanh » dieu hanh
cach manh » cach mang, cach nhanh, sach danh
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien hanh - cach manh ((cua thuong) or (cua phuong)) cong dan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - cach manh ((cua thuong) OR (cua phuong)) cong dan chan cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - cach manh ((cua thuong) or (cua phuong)) cong dan chan cau*.