"\%b \%d \%Y \%H:\%M:\%S" (e.g. "Jul 1 2013 01:02:03")
"\%b \%d \%Y" (e.g. "Jul 1 2013")
"\%B \%d \%Y \%H:\%M:\%S" (e.g. "July 1 2013 01:02:03")
"\%B \%d \%Y" (e.g. "July 1 2013")
"\%d \%b \%Y \%H:\%M:\%S" (e.g. "1 Jul 2013 01:02:03")
"\%d \%b \%Y" (e.g. "1 Jul 2013")
"\%d \%B \%Y \%H:\%M:\%S" (e.g. "1 July 2013 01:02:03")
"\%d \%B \%Y" (e.g. "1 July 2013")
"\%Y-\%m-\%d \%H:\%M:\%S" (e.g. "2013-07-01 01:02:03")
"\%Y-\%m-\%d" (e.g. "2013-07-01")
"\%Y-\%b-\%d \%H:\%M:\%S" (e.g. "2013-July-01 01:02:03")
"\%Y-\%b-\%d" (e.g. "2013-Jul-01")
"\%Y-\%B-\%d \%H:\%M:\%S" (e.g. "2013-July-01 01:02:03")
"\%Y-\%B-\%d" (e.g. "2013-July-01")
"\%d-\%b-\%Y \%H:\%M:\%S" (e.g. "01-Jul-2013 01:02:03")
"\%d-\%b-\%Y" (e.g. "01-Jul-2013")
"\%d-\%B-\%Y \%H:\%M:\%S" (e.g. "01-July-2013 01:02:03")
"\%d-\%B-\%Y" (e.g. "01-July-2013")
"\%Y/\%b/\%d \%H:\%M:\%S" (e.g. "2013/Jul/01 01:02:03")
"\%Y/\%b/\%d" (e.g. "2013/Jul/01")
"\%Y/\%B/\%d \%H:\%M:\%S" (e.g. "2013/July/01 01:02:03")
"\%Y/\%B/\%d" (e.g. "2013/July/01")
"\%Y/\%m/\%d \%H:\%M:\%S" (e.g. "2013/07/01 01:02:03")
"\%Y/\%m/\%d" (e.g. "2013/07/01")