Perhaps you should try some spelling variations:
"Quản trị trinh danh." » "Quản trị trinh dung." (Expand Search), "Quản trị trinh dao." (Expand Search)
"quan tri kinh danh." » "quan tri kinh doanh." (Expand Search), "quan tri kinh dianh." (Expand Search), "quan tri minh danh." (Expand Search), "quan trien kinh danh." (Expand Search)
tri trinh » tri tinh (Expand Search), thi trinh (Expand Search), tri thinh (Expand Search)
"quan tri minh hanh." » "quan tri minh hang." (Expand Search), "quan tri dinh hanh." (Expand Search), "quan tri minh anh." (Expand Search), "quan thi minh hanh." (Expand Search), "quan tri tinh hanh." (Expand Search)

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("quan tri kinh danh.") OR ((("Quản trị trinh danh.") OR ("quan tri minh hanh."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"quan tri kinh danh.\") OR (((\"Quản trị trinh danh.\") OR (\"quan tri minh hanh.\"))))".
• Removing quotes may allow a broader search: (( quan tri kinh danh. ) OR ((( Quản trị trinh danh. ) OR ( quan tri minh hanh. )))).
• Adding a wildcard symbol may retrieve word variants: (("quan tri kinh danh.") OR ((("Quản trị trinh danh.") OR ("quan tri minh hanh."))))*.