k <span class="keyword">never-followed-by</span> w, j
p <span class="keyword">never-followed-by</span> t, k
n, t, s, l, r <span class="keyword">never-ends-word</span>
l, r <span class="keyword">never-followed-by</span> l, r
m, n, ng <span class="keyword">never-followed-by</span> m, n, ng, l, r
<span class="special">@long</span>, <span class="special">@short</span> <span class="keyword">never-doubled</span>
<span class="special">@short</span>, <span class="special">@long</span> <span class="keyword">never-fo