Prefixes starting with <cha>
<cha >
.
<chai>
.
<chak>
.
<chal>
.
<cham>
.
<chan>
.
<chao>
.
<chap>
.
<char>
.
<chas>
.
<chat>
.
<chau>
.
<cha> (other)
.