Eliminar sangría y colgar en el entorno detallado en Beamer

Question

Estoy usando \setlength{\itemindent}{-1em}o \itemindent=-13ptpara reducir el espacio horizontal antes de los elementos en el proyector, pero el problema es que la segunda línea se cuelga.

\documentclass{beamer}
\begin{document}
\begin{frame}
    \frametitle{test}
    Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the 
    \begin{enumerate} \setlength{\itemindent}{-1em}
        %\itemindent=-13pt
        \item Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum 
        \item Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum 
        \begin{enumerate}\setlength{\itemindent}{-2em}
            \item  Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum            
            \item  Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum           
            \item Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum 
        \end{enumerate}
        \item Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum 
    \end{enumerate}
\end{frame}
\end{document}

Answer 1

Podrías ajustar \leftmargini:

\documentclass{beamer}
\begin{document}
\begin{frame}
    \frametitle{test}
    Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the 
    \setlength{\leftmargini}{0em}
    \setlength{\leftmarginii}{0em}
    \setlength{\leftmarginiii}{0em}    
    \begin{enumerate} 
        \item Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum 
        \item Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum 
        \begin{enumerate}
            \item  Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum            
            \item  Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum           
            \item Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum 
        \end{enumerate}
        \item Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum 
    \end{enumerate}
\end{frame}
\end{document}