Prefixes starting with <TH>
<TH >
.
<THA>
.
<THB>
.
<THC>
.
<THE>
.
<THI>
.
<THO>
.
<THP>
.
<THQ>
.
<THR>
.
<THU>
.
<THX>
.
<TH> (other)
.