% -*- coding: iso-8859-2 -*-
% example_flr.tex, works with modern lualatex in TeX Live 2019.
% The input encoding is ISO-8859-2 (latin2).
\documentclass{article}
\def\magyarOptions{defaults=hu-min}
\usepackage[magyar]{babel}
\usepackage[latin2]{luainputenc}  % Must be loaded after babel.sty.
\usepackage{fontspec}
\begin{document}
% Alternatively, this works in lualatex: \language99 \patterns{õ9y}
\hyphenation{yõ-yõ-yõ-yõ-yõ-yõ-yõ}
\showhyphens{yõyõyõyõyõyõyõ}
\showhyphens{árvíztûrõ tükörfúrógép}
\hrule width \hsize
\bigskip
\vbox{\Huge\hsize7em\hrule\noindent . . . . . bababababababa\hrule}
\bigskip
\vbox{\Huge\hsize7em\hrule\noindent . . . . . bábábábábábábá\hrule}
\bigskip
\vbox{\Huge\hsize7em\hrule\noindent . . . . . bõbõbõbõbõbõbõ\hrule}
\bigskip
\vbox{\Huge\hsize7em\hrule\noindent . . . . . yõyõyõyõyõyõyõ\hrule}
\bigskip
\vbox{\Huge\hsize9em\hrule\noindent$\sin^2\alpha+\cos^2\alpha=1$\hrule}
\bigskip
\vbox{\Huge\hsize7em\hrule\noindent Hel\texttt{lo}, \textsf{Wörld!}\hrule}
\bigskip
\vfill\hrule width\hsize
\end{document}