Perhaps you should try some spelling variations:
"nguyen danh tuong." » "nguyen dinh tuong." (Expand Search), "nguyen dang tuong." (Expand Search), "nguyen manh tuong." (Expand Search), "nguyen dai tuong." (Expand Search), "nguyen hinh tuong." (Expand Search)
"nguyen danh thang." » "nguyen dinh thang." (Expand Search), "nguyen dang thang." (Expand Search), "nguyen manh thang." (Expand Search), "nguyen danh nhan." (Expand Search), "nguyen dmanh thang." (Expand Search), "nguyen danh thanh." (Expand Search), "nguyen danh trang." (Expand Search)
"nguyen anh thang." » "nguyen thanh thang." (Expand Search), "nguyen dinh thang." (Expand Search), "nguyen minh thang." (Expand Search), "nguyen manh thang." (Expand Search), "nguyen anh thanh." (Expand Search), "nguyen anh trang." (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: (("nguyen danh tuong.") OR ((("nguyen danh thang.") OR ("nguyen anh thang."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"nguyen danh tuong.\") OR (((\"nguyen danh thang.\") OR (\"nguyen anh thang.\"))))".
• Removing quotes may allow a broader search: (( nguyen danh tuong. ) OR ((( nguyen danh thang. ) OR ( nguyen anh thang. )))).
• Adding a wildcard symbol may retrieve word variants: (("nguyen danh tuong.") OR ((("nguyen danh thang.") OR ("nguyen anh thang."))))*.