Perhaps you should try some spelling variations:
"naturalized citizen" » "naturalizar citizen", "naturalizan citizen", "naturalizadas citizen", "naturalized citizens"
"naturalidad citizen" » "naturalidad citizens", "naturalizar citizen", "naturalizadas citizen", "naturalizados citizen"
"natalidad citizen" » "natalidad citizens"
"naturalizado citizen" » "naturalizado citizens"

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

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