-er -ic c-- ccc cce cci cco ccr cct ce- cec cee cei ceo cer cet ci- cic cie cii cio cir cit co- coc coe coi coo cor cot crc cre cri cro crr crt ctc cte cti cto ctr ctt ec- ecc ece eci eco ecr ect eec eee eeo eer eet eic eie eii eio eir eit eo- eoc eoe eoi eoo eor eot erc ere eri ero err ert etc ete eti eto etr ett icc ice ici ico icr ict ie- iec iee iei ier iet iic iie iii iio iir iit io- ioc ioe ioi ioo ior iot ir- irc ire iri iro irr irt itc ite iti ito itt o-i oc- occ oci oco ocr oct oec oee oei oeo oer oet oic oie oii oio oir oit oo- ooc ooi ooo oor oot or- orc ore ori oro orr ort ot- otc ote oti oto otr ott rcc rce rci rco rcr rct re- rec ree rei reo rer ret ric rie rii rio rir rit roc roe roi roo ror rot rrc rri rrr rrt rtc rte rti rto rtr rtt tcc tce tci tco tcr tct te- tec tee tei teo ter tet tic tie tii tio tir tit to- toc toe toi too tor tot trc tre tri tro trr trt ttc tte tti tto ttr ttt

cccc ccci ccee ccic ccii ccir ccoc ccrc ccre ccri ccrt cctc cctt cec- cece ceci ceco cect ceec ceor cer- cerc cere ceri cero cert cet- cete ceti ceto cicc cici cico cicr cict ciee cier ciii ciit cior circ cire ciri ciro cirr cirt cite citi cito citt coce coco coct coir coit coot cor- corc core cori coro corr cort cotc cote coti coto cott crcc crce crcr cre- crec cree crei creo cret cric crie crit croc croe croo cror crot crrt crtc ctec ctic ctor ctot ctrc eccc ecce ecci ecco ecct ecit eco- ecot ecrc ecri ecrr ect- ectc ecto eeee eeoc eerc eero eetc eete eico eiec eiei eier eire eitc eiti eito eitr eoir eore eori eotc eoto ercc erce erec erei erer eret eric erie erio erit eroc eroe eroi eroo errc erre erro etcc etco etec etee eter etic etio etoe etre etro ette etti etto iccc icci icco iccr icct icec icee icer icet icoc icor icrc icre icrr icrt iecc ieet ieie ieio iere ieri iett iiie iiii iiio iiit iioi iioo iirc iitr iitt ioci ioee ioii ioio ioit iooi iooo iore iori iote ioto ircc iree irer iri- iric irie irio iroc irrc irre irri irte irti itec iter itet itic itie itoi itoo itor itri itto o-eo occc occi occt oce ocee ocet ocre ocro ocrr oct- octe octi octo oec- oecc oeec oere oeti oici oier oiii oire oirt oitc oiti oocr ooer oooo oore oort orce orci orco ore- orec oreo orer ori- oric orie orio orit oro- oroe oror orot orri orro ortc orte orto otee oter otic otit oto- otoe otoo otor otre otro otte otti otto rccc rcet rcic rctc rcti recc rece reci recr rect reet reii reir reit reot rere reri rero rert rete reti reto retr rett ricc rice rico rict rier riet riot rire riri rite riti rito ritt rocc roce roco roer roet roio roir roit rooi roor root rorc rore rori roro rort rotc rote roti roto rotr rott rrrr rtcc rtce rtee rtei tccc tctc teco tecr tect teec teer teet teic teie teir teor ter- terc tere teri tero terr tete teti teto tetr tett ticc tice tico tie- tiee tiei tieo tier tiet tiit tire tiri tiro tirr titc tite titi tito titt toce toci toco toee toei toer toet toie toit toor toot torc tore tori toro torr tort totc tote toti toto totr tott trcc tre- trec tree trei treo tret tri- tric trie trio trit troc troe troi troo trot trtc trte trtr tteo tter ttoe tttt

-tree c-cor c-tec ccccc cccii ccett cciii ccitt ceci- cecie ceco- cecri ceere ceirt ceoce ceoor cerc- cerce cerci cerco cerec cerer ceret ceric cerie cerio cero- ceroc cerre cerro certe cetic ceto- cette cicer cietc circe circo ciric cirie cirio cirr- cirri cirro citec citee citer citie citr- citro citte co-co cocc- cocce cocci cocco coceo cocio cocir cocto coete coice coire coiro coite cooee cooer cooie coore coote corce core- coree corer corie corio coro- coroi corot corre corri corte corti corto coter cott- cotte cotto crece creer creio creo- creot crete crice crier crio- crito croce croci croco crooe croot crore crote crott ctree ctrie cttee cttoi ecori ecrit ecto- ector ectot eeeee eerie eetti eieio eirie eiter eitri eorre erect erere erice erier eriic erio- erite eroor erore eroto error erte erter etete etio- etite etoro etree etter ettie ice-t iceci iceit icici icier icter ictic iecee ieiri ierei ieroe iette iiiee iiiii iitti ioooi ioooo iorio iotic iotit iotti ircii irece irete irico irite irori irrit irtec itero itete itire itter ittoo ittre ittti occii ocice ocoee ocote ocree ocrie octet octic octo- octor oeco- oeiro oirot oitti oo-er oocre ooioo ooooo oorie orcet oreco oreo- oreoi orere orero orice orito oroco oroer orret orter ortet ortoo otere oteri otero otice otoce otori ototo otric otter ottir ottoi r-co- rcirc recce recco recet recio recit rect- recte recti recto reece reere reeti reice reoti rere- reree reret reric rerir retee reter retie retro rette retto ricci ricco ricer rieti ririe ro-ro rocco rocio rocor roero roiot roite rooer roore roote rorer roric roter rotie roto- rotor rotot rotte rotti rotto rtice tecic teito teoco terce terco teret teroi teror terre terri terro tert- teter tetr- tetri tetro tette ti-ti ticci ticer tieit tiere tieri tiero tieto tiore tiree tireo tirer tiret tirit tiro- tiroi titcr titer titii titre titte titti tocci tocco toco- toece toeic toeit toerr toeto toico toore torce toreo toret toric torii torio torit torre