-er eee eeo eep eer eev eo- eoe eoo eop eor ep- epe epo epp epr ere ero erp err erv eve evo evp evr evv oee oeo oep oer oo- ooo oop oor oov op- ope opo opp opr opv or- ore oro orp orr orv ov- ove ovo ovp ovv p-p pee peo pep per pev poe poo pop por pov ppe ppo ppp ppr ppv pre pro prp prr prv pve pvo pvp pvr pvv re- ree reo rep rer rev roe roo rop ror rov rpe rpo rpp rpr rpv rrp rrr rve rvo rvp rvr rvv v-e vee veo vep ver voe voo vop vor vov vpe vpo vpp vpr vre vrp vrr vvo vvr vvv

eeee eero eore epee eper epor eppo eppp epro eprp erer erev eroe eroo erpe erre erro erve ever evoe evoo evop evre o-eo oere oevp ooer oooo oore opep oper opo- opor oppo ore- oreo orer oro- oroe oror orpe orro orve orvr ovee over ovo- ovoo ovpp ovre peep peer peev peor pepe pepo per- pere pero perp perr perv poer poop poor pop- pope popo popp pore poro porr povo pper pppo pppp pre- pree prep prev pro- proe proo prop prov reep reev reop repe repo repp repr rere rero reve revo revp roer roev roop roor rope ropo rore roro rove rovo rpoe rrrr rver veep veer veor vepe vepr ver- vere vero veve vevo voer voor vor- vore voro vpro vreo vver vvvv

e-pro eeeee eepee eevee eever eorre erere ereve eroor erore error evere evero everr eveve evoor oeppo oo-er ooooo oovoo opepe opere opovo opper oreo- orere orero oroer over- overo p-rep peere peeve pepee peppe perer perov perre perro perve pervo po-po pooer poope poopo poore poove poper popop popov poppe poppo porer poro- porro pover povvo preop preve proer proor prop- prope propp propr prore prove provo reepe reere reeve repop repor repov reppe repro rere- reree revep rever ro-ro roero rooer roope roore roove roper roppe rorer rover rprop v-pop veere veeve veper verre verve veveo vever voere voore vorre

epopee oooooo orever overer peepee peeper peerer peevee peever peover pepero pepper perere peroor perore perove perovo perper perree pooper poopoo poorer popopo poporo popovo popper poppop porvoo povere pppppp pre-op preeve preore proeve proove proper propre prover provoe reeper reever repope repper revere revver roeper roopee rooper rovere v-prop veepee veerer veroor verree verrer verver vervo vvvvvv

eeeroer orepeer overrev pee-pee perrero perrore poo-poo porpere porpore prepere prepper prerov propero propper repreve reprove reveree reverer roovere verrore verveer voreppe

overpeer peeppeep pepperer perrerer poorpoor pop-over poreover poroporo properer repreeve repreove reprover vorevere vorovoro

overprove poee-poee repreever rope-over rove-over