oce ocee ocet ocin ocon ocpp ocre ocro ocrr oct- octe octi octo octy oec- oecc oeec oen- oeno oere oeti oeye oeyo ogee ogen oger ogge oggi oggy ogin ogni ogog ogoi ogon ogre ogri ogro ogry oici oier oigo oiii oint oion oipc oire oirt oiry oitc oiti onc- once onco onct one- onec onee oneg onei oneo onep oner oney onge ongi ongo onic onie onir onit onne onni onno onon onor onoy onpg onpt ont- ontc onti onto oocr ooer oone oont oooo oore oort oory ootp ooty opec opei open opep oper opet opic opie opii opin opio opit opng opo- opon opor oppi oppo oppy opry opti optn opto opye orce orci orco ore- orec oreg oren oreo orer orey orge orgn orgo orgy ori- oric orie orig orin orio orit ornc orne orni orno orny oro- oroe oron oror orot oroy orpc orpe orpi orri orro orry ortc orte orto otee oten otep oter otic otin otit oto- otoe otog oton otoo otor otoy otpp otre otro otry otte otti otto otyg otyr oyce oyee oyen oyer oyne oynt oyon oyre oyri pccc pcce pcep pcer pcgg pcin pcip pcnt pcoe pcpn pcpp pcrc pcre pcte pece peci peco pecr pect pecy peec peen peep peer peet pegg pego pein peio peip peir peit pen- penc pene peng peni penn peno pent peny peon peor pepe pepi pepo per- perc pere perg peri pern pero perp perr pert pery pete peti petn peto petr pett pety peyn peyo peyr pgcc pgce pger pgrc picc pice pici pico picr pict picy pien piep pier piet pigc pigg pign pigo pigp pigt piip pinc pine ping pini pinn pino pinp pint piny pion piot pipe pipi pipo pipp pipy pirc pire pirg piri pirn piro pirr piry pite piti pito pitr pitt pity piye piyo pnec pnet pnic pnin pnon pnot pnpo pnpp pnro pntr poce poco poer poet poey poge pogg pogo pogy poin poio ponc pone pong poni pono ponp pont pony poon poop poor poot pop- popc pope popi popo popp popt popy porc pore porg pori porn poro porr port pory potc pote poti poto pott poty poyn poyo poyr ppcc ppci ppen pper ppgi ppic ppie ppig pppn pppo pppp pprc pptn pptt ppye prcc prcp pre- prec pree preg pren prep pret prey pri- prie prig prii prin prnp pro- proc proe prog pron proo prop prot prri prtc prti prtp prtr ptcc pten pter ptop pttc pyce pyep pyet pyg- pygg pyic pyin pyn- pyne pynt pyo- pyon pyot pype pypy pyr- pyre pyri pyro pyry pyte pytt rccc rcep rcet rcgc rcic rcnr rcon rcpi rcpo rcpt rcrg rctc rctg rcti rcyc recc rece reci recp recr rect recy reen reep reet rege regi regn rego regr regt reii rein reir reit rene reng reni renn reno rent reny reog reop reot repe repi repo repp repr rept repy rere rerg reri rero rert rery rete reti reto retr rett rety reye reyn rgit rgtr ricc rice rico rict rien riep rier riet rige rigg rigi rigo rigy riin rine ring rinn rino riny rion riot ripe ripi ripp ripr ript rire riri rite riti rito ritt riyo rnco rncp rnie rnin rnnt rnot rntp rocc roce roco roeg roen roer roet roey roge rogg rogi rogo rogy roig roin roio roir roit ronc rone rong roni rono ront rony roog rooi roon roop roor root rope ropo ropy rorc rore rori roro rort rory rotc rote rotg roti rotn roto rotr rott roty roye royn royt rpet rpii rpoe rpon rppn rptn rpyc rrrr rtcc rtce rtcg rtee rtei rttp ryen ryet ryge ryip ryne ryng rynn rynt ryon ryot rype rytt ryyt tccc tcep tcnn tcon tcpo tcpy tctc teco tecr tect teec teen teer teet tegg tegi tego tegt teic teie tein teip teir tenc tene teng teni tenn teno tenp tent teon teor tepe tepi tepp ter- terc tere teri tern tero terp terr tery tete teti teto tetr tett teye teyn teyr tgcc tgtc ticc tice tico tie- tiee tiei tien tieo tiep tier tiet tige tigi tigr tigy tiit tinc tine ting tini tinn tino tint tiny tion tiop tip- tipc tipe tipi tipo tipp tipt tire tiri tiro tirr tiry titc tite titi tito titp titt tiye tiyi tiyn tiyo tncc tnge to-y toce toci toco toee toei toen toer toet toey toge togo togr togt toie toit tone tong toni tonn tono tony toon toor toot top- tope topi topo topp topt torc tore torg tori torn toro torp torr tort tory totc tote toti toto totr tott toty toyn toyo toyt tpcp tpeg tper tpir tpon tppp tppr tpte tptp tptr tpyo trcc tre- trec tree treg trei tren treo tret trey trge tri- tric trie trig trin trio trip trit trng trno troc troe trog troi tron troo trop trot troy trpc trpe trpg trpn trpp trtc trte trtr try- trye tryg tryo tryp ttcn ttcp tten tteo tter ttoe tton ttop ttoy tttt tyce tyco tyee tyen tyer tyet tyin tyir tyne tyng tynt tyny typ- type typo typp typy tyr- tyre tyro tyrr tyte tyti tyto tytt tyty tyyn yccc ycee ycie yctc yeen yeep yeer yeet yegg yegi yego yeie yeii yeir yeit yenc yene yeng yeni yent yeon yeot yepe yepp yere yeri yern yero yerr yert yery yete yeti yeto yett yeye yeyi yeyo yeyr ygoe ygon ygor ygot yien yiet ying yipe yire yirn yirr yite yiti yitp ynce ynet ynge ynne ynon ynot yoen yogi yogo yoit yone yong yoni yono yont yoon yoop yoot yopo yopy yore yori yorn yoro yort yory yote yott yoye yoyn yoyo ypcc ypir yren yrin yrne yron yryn ytre yyyy

-tree c-cor c-one c-p-c c-pop c-tec ccccc cccii ccett cciii ccing ccitt ccnet ccoyo ceci- cecie ceco- cecon cecri cecyt ceene ceere cegep cegge cegne ceint ceipp ceirt cence cenci cenei ceno- cenon