\begin{longtable}{QQ}
\toprule
\multicolumn{2}{c}{Aide} \\
actionAbout\_TW            & actionSettings\_and\_Resources \\
actionGoToHomePage         & actionWriteToMailingList \\
%
\midrule
%
\multicolumn{2}{c}{Composition} \\
actionTypeset              &  \\
%
\midrule
%
\multicolumn{2}{c}{Édition} \\
actionBalance\_Delimiters  & actionPreferences \\
actionClear                & actionRedo \\
actionCopy                 & actionSelect\_All \\
actionCut                  & actionTo\_Lowercase \\
actionInsert\_Citations    & actionTo\_Uppercase \\
actionNone                 & actionToggle\_Case \\
actionPaste                & actionUndo \\
%
\midrule
%
\multicolumn{2}{c}{Fenêtre} \\
actionAuto\_Follow\_Focus  & actionShow\_Hide\_Console \\
actionGo\_to\_Preview      & actionSide\_by\_Side \\
actionPlace\_on\_Left      & actionStack \\
actionPlace\_on\_Right     & actionTile \\
%
\midrule
%
\multicolumn{2}{c}{Fichier} \\
actionClear\_Recent\_Files & actionRemove\_Aux\_Files \\
actionClose                & actionRevert\_to\_Saved \\
actionNew                  & actionSave \\
actionNew\_from\_Template  & actionSave\_All \\
actionOpen                 & actionSave\_As \\
actionQuit\_TeXworks       &  \\
%
\midrule
%
\multicolumn{2}{c}{Format} \\
actionApply\_to\_Selection & actionLine\_Numbers \\
actionAutoIndent\_None     & actionSmartQuotes\_None \\
actionComment              & actionSyntaxColoring\_None \\
actionFont                 & actionUncomment \\
actionHard\_Wrap           & actionUnindent \\
actionIndent               & actionWrap\_Lines \\
%
\midrule
%
\multicolumn{2}{c}{Recherche} \\
actionCopy\_to\_Find       & actionGo\_to\_Line \\
actionCopy\_to\_Replace    & actionReplace \\
actionFind                 & actionReplace\_Again \\
actionFind\_Again          & actionShow\_Selection \\
actionFind\_Selection      &  \\
%
\midrule
%
\multicolumn{2}{c}{Scripts} \\
actionAbout\_Scripts       & actionShow\_Scripts\_Folder \\
actionManage\_Scripts      & actionUpdate\_Scripts \\
\bottomrule
\end{longtable}
