\begin{Schunk}
\begin{Sinput}
 getXYZ <- function(m1, m2){
     res1 <- paste(m1, x, sep = "_")
     res2 <- paste(aa, m2, sep = "_what?_")
     browser()
     list(res1, res2)
  }
\end{Sinput}
\end{Schunk}
