Frequency - Word Form
  1 obstructed
  3 obvious
  1 occasion
  5 occasions
  1 occiput
  1 occult
 23 occur
  1 occuring
  7 occurring
  3 occurs
  1 odd
347 of
 19 off
  1 offered
  1 oil
 16 old
  1 older
  1 omentum
 52 on
  2 once
 24 one
  3 only
  3 open
  1 opened
  4 ophthalmies
  2 ophthalmy
  3 opposite
  1 oppressed
116 or
  3 orgasm
  1 original
 14 other
  2 others
  6 otherwise
  3 ought
  8 out
  1 outlets
  1 outside
  1 outward
  5 outwardly
  6 owing