Part PI furnishes patterns bearing at a time a prefix and an Infix.
Part PI consists of two sections: section d and section t.
For section d look at PI-d
But section t is formed of two subsections: PI-t1, look at
and PI-t2: look at
Section d: this offers patterns consisting of two root consonants with a prefix plus an Infix. Look at PI-d
Section t: this offers patterns consisting of three root consonants plus a prefix and an infix:
By the time Oham has begun its internet run (end of year 2009) part PI consisted of about xxx patterns: xxx in section PI-d plus zzz in subsection PI-t1 plus rrr in subsection PI-t2.