1)A 17 letter phrase from these codes
 The only letters given are the letter 'S'  shown as number  6
Each number from 2 to 11  stands for the same letter of alphabet.
 2, 4, 6, 3, 7, 9, 2, 8, 10, 6, 6, 7, 4, 11, 7,  6, 3
Using same code
2) an artist, 6 letters ; 6, -   -   8  - 3