PRODNOSING

do go id in is no od oi on op or os pi si so

dig din dip dis dog don dor dos gid gin gip god goo gor gos ids inn ins ion nip nod nog noo nor nos ods ono ons ops ors pig pin pis pod poi poo pro psi rid rig rin rip rod sin sip sir sod son sop sri

digs ding dino dins dips dogs dong dons door dorp dors drip drop gids gins gips gird girn giro gods good goon goop goos gorp grid grin grip inns inro ions iron nips nodi nods nogs noir noon nori odor onos oops ordo pigs ping pins pion pirn piso pods pois pond pong pons pood poon poor poos porn prig prod prog pros rids rigs rind ring rins rips rods rood sign sing snip snog song soon sord sori sorn spin