\unexpanded\def\SampleLine#1{\NC \type{#1} \NC #1 \NC \NR}

\startbuffer
\starttabulate[|||]
\SampleLine{$f^2$}
\SampleLine{$f\prime^2$}
\SampleLine{$f\prime\prime^2$}
\SampleLine{$f\prime\prime\prime^2$}
\SampleLine{$f{\prime}^2$}
\SampleLine{$f{\prime\prime}^2$}
\SampleLine{$f{\prime\prime\prime}^2$}
\SampleLine{$f'(x)$}
\SampleLine{$f''(x)$}
\SampleLine{$f'''(x)$}
\SampleLine{$f\utfchar{0x2032}(x)$}
\SampleLine{$f\utfchar{0x2033}(x)$}
\SampleLine{$f\utfchar{0x2034}(x)$}
\SampleLine{$f\utfchar{0x2032}\utfchar{0x2032}(x)$}
\SampleLine{$f\utfchar{0x2032}\utfchar{0x2032}\utfchar{0x2032}(x)$}
\SampleLine{$f\utfchar{0x2033}\utfchar{0x2032}(x)$}
\SampleLine{$f\utfchar{0x2032}\utfchar{0x2033}(x)$}
\stoptabulate
\stopbuffer

\starttext

                           \getbuffer \page

\switchtobodyfont[cambria] \getbuffer \page

\switchtobodyfont[pagella] \getbuffer \page

\switchtobodyfont[dejavu]  \getbuffer \page

\stoptext


