Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hieu manh » chieu xanh, hieu nganh, dieu hanh
tong cong » trong cong, dung cong, dang cong
cong cong » cong dong, trong cong, dung cong
dung danh » dung doanh, dung dan, cuong danh
doc hieu » toc thieu, hoc thieu, hoc hien
danh ca » dan ca, doanh cua, danh cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu manh - hanh trinh luat ((tong cong) or (cong cong)) dung danh ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu manh - hanh trinh luat ((tong cong) OR (cong cong)) dung danh ca*.