Perhaps you should try some spelling variations:
"joshua alexander i" » "cohen alexander i" (Expand Search), "joshua alexander m" (Expand Search), "joshua alexander g" (Expand Search), "joshua alexander h" (Expand Search)
"duong alexander i" » "foong alexander i" (Expand Search), "wong alexander i" (Expand Search), "chuang alexander i" (Expand Search), "duong alexander m" (Expand Search), "duong alexander g" (Expand Search), "duong alexander h" (Expand Search)
"duong alexander si" » "foong alexander si" (Expand Search), "wong alexander si" (Expand Search), "chuang alexander si" (Expand Search), "duong alexander rui" (Expand Search), "duong alexander m" (Expand Search), "duong alexander g" (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("duong alexander i") OR ("duong alexander si"))) OR ("joshua alexander i"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"duong alexander i\") OR (\"duong alexander si\"))) OR (\"joshua alexander i\"))".
• Removing quotes may allow a broader search: (((( duong alexander i ) OR ( duong alexander si ))) OR ( joshua alexander i )).
• Adding a wildcard symbol may retrieve word variants: (((("duong alexander i") OR ("duong alexander si"))) OR ("joshua alexander i"))*.