-er eee eef eeo eep eer ef- efe eff efh efo efp efr ehe ehf ehh eho ehp ehr eo- eoe eof eoh eoo eop eor ep- epe epf eph epo epp epr ere erf erh ero erp err fee fef feh feo fep fer ffe fff ffh ffo ffp ffr fhe fhf fhh fho fhp fhr foe fof foh foo fop for fpe fph fpo fpp fpr fre frf frh fro frp frr he- hee hef heh heo hep her hfe hff hfh hfo hfp hfr hhe hhf hhh hho hhp hhr hoe hof hoh hoo hop hor hpe hpf hph hpo hpp hpr hr- hre hrf hrh hro hrp hrr oee oef oeh oeo oep oer of- ofe off ofo ofp ofr ohe ohf ohh oho ohp ohr oo- oof ooh ooo oop oor op- ope opf oph opo opp opr or- ore orf orh oro orp orr p-p pee pef peh peo pep per pfe pff pfo pfp pfr phe phf pho php phr poe pof poh poo pop por ppe ppf pph ppo ppp ppr pre prf prh pro prp prr re- ree ref reh reo rep rer rfe rff rfh rfo rfp rfr rh- rhe rhf rhh rho rhp rhr roe rof roh roo rop ror rpe rpf rph rpo rpp rpr rrf rrh rrp rrr

eeee eefe eero efeo efor eheh eher ehre eore epee eper eph- epor eppo eppp epro eprp erer eroe eroo erpe erre erro feer fefe feff fefo fehr feof feoh fere fero ferr ffee ffff ffrr foer fofo fohr foof fopp for- fore foro forr fprf free freo frep froe froh frop heef heep heer hefe hehe heho heor hepe hepp here hero herp herr hhhh hhof hoer hofe hoff hohe hoho hooe hoof hoop hoor hope hopf hopo hopp hore horo horr hppe hree hrpp o-eo oere ofer off- offe offh offo offr ofor ofre ohee oher ohho ohoh ohre ooer ooff ooho oooh oooo oore opep oper opo- opor oppo ore- oreh oreo orer orfe orff orhe oro- oroe orof oror orpe orph orro peep peer peff pehe peho pehr peor pepe pepo per- pere perf perh pero perp perr pfff pffr phe- phoh phoo phrr poer poff poof pooh poop poor pop- pope popo popp pore poro porr pper pppo pppp pprf pre- pree pref prep pro- proe prof proo prop reef reep refe reff refr rehe reof reop repe repo repp repr rere rero rfef rhee rheo rhoh roer rofe roff rofo rohe rohr roof roop roor rope ropo rore roro rpho rpoe rpof rrrr

e-pro eeeee eepee efere effer efore eofor eorre epher ephor erere eroor erore error feeor feere fefor feher feoff ferr- ferre ferro foore fore- foreh foreo forro freeh freep freer frere froop frore he-he he-ro heepe heere hefer heffe heore heper hepro heroe herpf herre herro hhhhh ho-ho ho-oh hofer hohoe hooer hoope hoore hopeh hoper hoppe hoppo horhe horre horro hrere hrrep o-fer oeppo offer offof offre ofher ofpop oh-oh ohfoo oo-er ooher ooooh ooooo opepe opere ophep opoho opper oreo- orere orero orfeh orfeo orfoe orfor oroer orphe p-rep peere pepee peppe perer perho perre perro pforp pheer pheo- phere phofo phore phrop po-po poher pooer poope poopo poore poper popop poppe poppo porer poro- porro preef preff preop proer profe proff proof proor prop- prope propp propr prore reefe reepe reere reerh refer reffe reffo reher rehoe repop repor reppe repro rere- reree rheo- rhoeo ro-ro roero roffe rofor rohff rooer roofe roope roore roper roppe rorer rperf rprop

effere effoff effore ephree epopee feeror feofor ferfer ferrer ferro- foerre foofoo fopper forher forhoo forrer freeof freepr frefre froofe heehee heffer hehehe hehheh heopop hepper hereof herero herher heroor hoffer hohoho hoofer hoohoo hoopee hooper hoopoe hoopoo hooroo hopeof hopoff hopper hororo horror oferre ofhope ofpoor ohohoh ohpooh oohooh oooooo orphee orrho- peepee peeper peerer peffer pepero pepper perere peroff peroor perore perper perree perrhe phoro- poffer pooper poopoo poorer popfor popoff popopo poporo popper poppop pppppp pre-op prefer preffe preore profer proffe profor profre proper proph- propho propre reefer reeffe reeper refeff rehoop rehope repope repper repref reroof roeper roofer roopee rooper

eeeroer errorof feoffee feoffer feoffor feroher ferrere ferrero foo-foo forfere forfree forhere freefor freeppp hee-hee herefor herhoor herrere herrero hofoper hoo-hoo hoop-ee hopefor horreo off-off offeree offerer offeror ofproof oophor- oophore orepeer pee-pee perrero perrore pfeffer poo-poo pop-off porpere porpore preferr preffer prepere prepper proffer proffre proofer proofre propero propper refeoff referee referer reoffer repreef reprefe reproof rerefer ropeoff

feeoffee forehoof forereef heerfoer herefore herehere horhoreh horohoro oophoro- peeppeep pepperer peroffer perrerer poohpooh poorpoor poroporo porphere preferee preferer preoffer properer referree referrer reophore reproffe

errorfree heerefore poee-poee pooh-pooh preferree preferrer profferer repe-refe reproffer rheophore

errorproof proreferee

proof-proof

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