""
"Test alphabet1: abcdefghijklmnopqrstuvwxyz"
"Test alphabet2: ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"Test digits: 0123456789"
"Test other chars: `~!@#$%^&**() -_=+[{]}|;:',<.>/?"
"Multiple strings on the same line:" "string1""string2"