
structure  RAOF?   sorted-by        other-fields
-----------------------------------------------
rawdict      No    value            code
typeRecord   Yes   (use RAOF index) freq, code
dictRecord   Yes   value            index(into mstrtypeRAOF)


Other Thoughts:

baseDict     value
dictent      +code
dictent      +freq
mstrdict     +typeIndex
distdict     +typeIndex +bitstring

