Perhaps you should try some spelling variations:
"african american periodical care." » "african american periodicals care." (Expand Search), "african america periodicals care." (Expand Search), "african africa periodicals care." (Expand Search), "african american periodical series." (Expand Search), "african american periodicals cited." (Expand Search)
"african americans medical carl." » "african american media carl." (Expand Search), "african americans mexico carl." (Expand Search), "african americans african carl." (Expand Search), "african americans medical early." (Expand Search), "african americans media carl." (Expand Search), "african americans medical art." (Expand Search)
"african american medical care." » "african american media care." (Expand Search), "african american biblical care." (Expand Search), "african american memorial care." (Expand Search)
"african american medical carl." » "african american media carl." (Expand Search), "african american biblical carl." (Expand Search), "african american memorial carl." (Expand Search), "african american medical early." (Expand Search), "african american medical art." (Expand Search)
"african american political career." » "african american political parties." (Expand Search), "african american political changes." (Expand Search), "african american political change." (Expand Search)
"african american statistical carl." » "african american statistical table." (Expand Search), "african american statistical data." (Expand Search), "african american statistical tables." (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: (((("african american medical care.") OR ("african american periodical care."))) or ((((("african american medical carl.") or ("african americans medical carl."))) or ((("african american political career.") or ("african american statistical carl."))))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("african american medical care.") OR ("african american periodical care."))) OR ((((("african american medical carl.") OR ("african americans medical carl."))) OR ((("african american political career.") OR ("african american statistical carl.")))))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"african american medical care.\") OR (\"african american periodical care.\"))) or (((((\"african american medical carl.\") or (\"african americans medical carl.\"))) or (((\"african american political career.\") or (\"african american statistical carl.\"))))))".
• Removing quotes may allow a broader search: (((( african american medical care. ) OR ( african american periodical care. ))) or ((((( african american medical carl. ) or ( african americans medical carl. ))) or ((( african american political career. ) or ( african american statistical carl. )))))).
• Adding a wildcard symbol may retrieve word variants: (((("african american medical care.") OR ("african american periodical care."))) or ((((("african american medical carl.") or ("african americans medical carl."))) or ((("african american political career.") or ("african american statistical carl."))))))*.