ABC
"ABC"
ABC,DEF
"ABC","DEF"
"ABC",DEF
ABC,"DEF"
ABCDEFGHIJKLM
NOPQRSTUVWXYZ
+.     -
----5---10---15-18
   ABC
ABC   
   ABC   
"   ABC"
"ABC   "
"   ABC   "
   "   ABC    "   
   ABC  ,   "DEF"   ,  GHI  
 1 ,  2  ,   3   
A   B
   A   B   
   EIGHTEEN POSITIONS   
   A  B  ,  C  D  ,  E  F  
  A  B  ,  "D"  ,  E  F  
 "A" , B C , "D" 
  "  A  B  "  , " C D " , E F 
A,B,"C,D","E"
""
A,"",B
  A  ,  ""  ,  B  
AB+3-5.6B
-1.23
+3-5 -8+6
"ABCDEFGHIJKLM"
"NOPQRSTUVWXYZ"
"0123456789"
"!#$%&'()*+,-"
"./:;<=>?^_"
"EMBEDDED SPACE"
