on-sale
on-site
on-target
on-the-job
on-the-spot
on-time
onward
opal
opaque
op-ed
  open
open-air
open-back
open-bid
open-end
openend
open-ended
opener
open-faced
opening
openness

    open - contract - plus - commission plan

    метод открытого контракта в сочетании с комиссионным вознаграждением