A language L has alphabet $\backslash$Sigma $=\{$a$,$ b$,$ c$\}.$ Its grammar has the initial word abc

and the following rules:

a $$ bc ab $$ ca

$1.$ Give a comma$-$separated list of $10$ words in $\backslash$Sigma

$$

$?[1]$

$2.$ Give a comma$-$separated list of all of the words in L $[$