A LaTeX method of preparing a table consisting of IPA symbols

t_table.tex

\documentclass[border=5pt]{standalone}
\begin{document}
\begin{tabular}{lll}
  \hline
  \multicolumn{1}{||c}{Header 1} &
  \multicolumn{1}{||c||}{Header 2} &
  \multicolumn{1}{c||}{Header 3} \\ \hline
  \multicolumn{1}{||p{3.5cm}}{Cell 1} &
  \multicolumn{1}{||p{3.5cm}||}{Cell 1} &
  \multicolumn{1}{p{3.5cm}||}{Cell 1} \\ \hline
  \noalign{\smallskip}
  \hline
  \multicolumn{1}{||c}{Header 4} &
  \multicolumn{1}{||c||}{Header 5} &
  \multicolumn{1}{c||}{Header 6} \\ \hline
  \multicolumn{1}{||l}{Cell 4} &
  \multicolumn{1}{||l||}{Cell 5} &
  \multicolumn{1}{l||}{Cell 6} \\ \hline\noalign{\smallskip}
  \hline
  \multicolumn{1}{||c}{Header 7} &
  \multicolumn{1}{||c||}{Header 8} &
  \multicolumn{1}{c||}{Header 9} \\ \hline
  \multicolumn{1}{||l}{Cell 7} &
  \multicolumn{1}{||l||}{Cell 8} &
  \multicolumn{1}{l||}{Cell 9} \\ \hline\noalign{\smallskip}
  \cline{2-2}
  & \multicolumn{1}{||c||}{Header 10} & \\ \cline{2-2}
  & \multicolumn{1}{||l||}{Cell 10} & \\
  \cline{2-2}
\end{tabular}
\end{document}