-er -ic c-- ccc cce cci cco ccr cct ccv ce- cec cee cei ceo cer cet cev ci- cic cie cii cio cir cit civ co- coc coe coi coo cor cot cov crc cre cri cro crr crt crv ctc cte cti cto ctr ctt ctv cvc cve cvi cvo cvr cvt cvv ec- ecc ece eci eco ecr ect ecv eec eee eeo eer eet eev eic eie eii eio eir eit eiv eo- eoc eoe eoi eoo eor eot erc ere eri ero err ert erv etc ete eti eto etr ett etv evc eve evi evo evr evt evv i-v icc ice ici ico icr ict icv ie- iec iee iei ier iet iev iic iie iii iio iir iit io- ioc ioe ioi ioo ior iot iov ir- irc ire iri iro irr irt irv itc ite iti ito itt itv ivc ive ivi ivo ivr ivt ivv o-i oc- occ oci oco ocr oct ocv oec oee oei oeo oer oet oic oie oii oio oir oit oiv oo- ooc ooi ooo oor oot oov or- orc ore ori oro orr ort orv ot- otc ote oti oto otr ott otv ov- ovc ove ovi ovo ovv rcc rce rci rco rcr rct rcv re- rec ree rei reo rer ret rev ric rie rii rio rir rit riv roc roe roi roo ror rot rov rrc rri rrr rrt rtc rte rti rto rtr rtt rtv rvc rve rvi rvo rvr rvt rvv tcc tce tci tco tcr tct tcv te- tec tee tei teo ter tet tev tic tie tii tio tir tit tiv to- toc toe toi too tor tot tov trc tre tri tro trr trt trv ttc tte tti tto ttr ttt ttv tvc tve tvi tvo tvr tvt v-e vcc vce vci vco vcr vct vec vee vei veo ver vet vi- vic vie vii vio vir vit viv voc voe voi voo vor vot vov vrc vre vri vrr vrt vtc vte vti vto vtr vtt vtv vvc vvi vvo vvr vvt vvv

cccc ccci cccv ccee ccic ccii ccir cciv ccoc ccrc ccre ccri ccrt cctc cctt cctv ccvi ccvo cec- cece ceci ceco cect ceec ceor cer- cerc cere ceri cero cert cet- cete ceti ceto cetv cevo cicc cici cico cicr cict ciee cier ciii ciit cior circ cire ciri ciro cirr cirt cite citi cito citt citv civc cive civo coce coco coct coir coit coot cor- corc core cori coro corr cort cotc cote coti coto cott cove covo crcc crce crcr cre- crec cree crei creo cret cric crie crit croc croe croo cror crot crrt crtc crtv ctec ctic ctor ctot ctrc ctvo ctvt cvcc cver cvet cvii cvrr cvte eccc ecce ecci ecco ecct ecit eco- ecot ecrc ecri ecrr ecrv ect- ectc ecto ectv 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 erev eric erie erio erit eroc eroe eroi eroo errc erre erro erve ervi etcc etco etec etee eter etic etio etoe etre etro ette etti etto etvo ever evet evie evir evoe evoo evre iccc icci icco iccr icct icec icee icer icet icoc icor icrc icre icrr icrt ictv iecc ieet ieie ieio iere ieri iett ietv 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 irov irrc irre irri irte irti itec iter itet itic itie itoi itoo itor itri itto ivec iver ivic ivie ivor ivre 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 orve orvr otee oter otic otit oto- otoe otoo otor otov otre otro otte otti otto ovee over ovet ovi- ovie ovo- ovoo ovot ovre rccc rcet rcic rctc rcti rctv rcvr recc rece reci recr rect reet reev reii reir reit reot rere reri rero rert rete reti reto retr rett reve revi revo ricc rice rico rict rier riet riot rire riri rite riti rito ritt rive rivo rocc roce roco roer roet roev roio roir roit rooi roor root rorc rore rori roro rort rotc rote roti roto rotr rott rove rovi rovo rrrr rtcc rtce rtee rtei rtve rtvi rv-c rver tccc tcov tctc teco tecr tect teec teer teet teev 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 tivi tivo toce toci toco toee toei toer toet toie toit toor toot torc tore tori toro torr tort torv totc tote toti toto totr tott tove tovo trcc tre- trec tree trei treo tret trev tri- tric trie trio trit troc troe troi troo trot trtc trte trtr tteo tter ttoe tttt tver tvri tvro tvrr tvtv vcci vecc veci veer veet veie veii veir veit veor ver- vere veri vero vert vete veti veto vetr veve vevi vevo vic- vice vici vico vict vier viet viii virc vire viri viro virr virt vite viti vito vitt vive vivi vivo voce voei voer voet voic voie voio voir voit vooc voor voot vor- vore vori voro vort vote voto vrci vreo vret vrio vroc vrot vrto vt-i vtec vver vvvv

-tree c-cor c-evo c-tec ccccc cccii ccctv cccvi ccett cciii ccitt ccvii ceci- cecie ceco- cecri ceere ceirt ceoce ceoor cerc- cerce cerci cerco cerec cerer ceret ceric cerie cerio cero- ceroc cerre cerro certe cervi cervo cetic ceto- cette cevio cicer cicov cietc ciovo circe circo ciric cirie cirio cirr- cirri cirro citec citee citer