-er c-- ccc cce cco ccr ccs cct ccv ce- cec cee ceo cer ces cet cev co- coc coe coo cor cos cot cov crc cre cro crr crs crt crv csc cse cso csr css cst csv ctc cte cto ctr cts ctt ctv cvc cve cvo cvr cvs cvt cvv ec- ecc ece eco ecr ecs ect ecv eec eee eeo eer ees eet eev eo- eoc eoe eoo eor eos eot erc ere ero err ers ert erv es- esc ese eso esr ess est esv etc ete eto etr ets ett etv evc eve evo evr evs evt evv oc- occ oco ocr ocs oct ocv oec oee oeo oer oes oet oo- ooc ooo oor oos oot oov or- orc ore oro orr ors ort orv os- osc ose oso osr oss ost osv ot- otc ote oto otr ots ott otv ov- ovc ove ovo ovs ovv rcc rce rco rcr rcs rct rcv re- rec ree reo rer res ret rev roc roe roo ror ros rot rov rrc rrr rrs rrt rsc rse rso rsr rss rst rsv rtc rte rto rtr rts rtt rtv rvc rve rvo rvr rvs rvt rvv scc sce sco scr scs sct scv se- sec see seo ser ses set sev soc soe soo sor sos sot sov sr- src sre sro srr srs srt srv ss- ssc sse sso ssr sss sst ssv stc ste sto str sts stt stv svc sve svo svr svs svt svv tcc tce tco tcr tcs tct tcv te- tec tee teo ter tes tet tev to- toc toe too tor tos tot tov trc tre tro trr trs trt trv tsc tse tso tsr tss tst tsv ttc tte tto ttr tts ttt ttv tvc tve tvo tvr tvs tvt v-e vcc vce vco vcr vcs vct vec vee veo ver ves vet voc voe voo vor vos vot vov vrc vre vrr vrs vrt vsc vse vso vsr vss vst vsv vtc vte vto vtr vts vtt vtv vvc vvo vvr vvs vvt vvv

-ose cccc cccs cccv ccee ccoc ccrc ccre ccrs ccrt ccss ccst cctc cctt cctv ccvo ccvs cec- cece ceco cecs cect ceec cees ceor ceos cer- cerc cere cero cers cert cesc cese cesr cess cest cet- cete ceto cets cetv cevo coce coco coct coes coos coot cor- corc core coro corr cors cort cosc cose coso coss cost cotc cote coto cots cott cove covo crcc crce crcr cre- crec cree creo cres cret croc croe croo cror crot crrt crss crst crtc crts crtv cscc csce csco cscr cscs csec csee cser cset csor csos csot csrc csrs csse cssr cstc csto cstr csts ctec ctor ctos ctot ctrc ctrs ctsc ctss ctts ctvo ctvt cvcc cver cvet cvrr cvss cvte eccc ecce ecco ecct eces eco- ecos ecot ecrc ecrr ecrv ecsc ecse ecss ect- ectc ecto ects ectv eecs eeee eees eeoc eerc eero eers eese eetc eete eets eoes eore eost eotc eoto eots ercc erce erec erer eres eret erev eroc eroe eroo eros errc erre erro errs erse erso erst erts erve esce esco escr escs esee eseo eser eses eset eso- esos esse esso esst estc este esto estr ests estv etcc etco etcs etec etee eter etes etoe etos etre etro ette etto etvo ever eves evet evoe evoo evos evre evrs evsc evst o-eo occc occt oce ocee ocet ocos ocre ocro ocrr ocrs oct- octe octo octs oec- oecc oeec oere oers oese oest oocr ooer ooes oooo ooos oore oort oose oost oots orce orco orcs ore- orec oreo orer ores oro- oroe oror oros orot orro orrs orse orso ortc orte orto orts orve orvr orvs oscc osce osco osec osee oser oses oset osoo osor osos osov osro osse osso ostc oste ostr osts osve otee oter otes oto- otoe otoo otor otos otov otre otro otrs otse otso otte otto otts ovcs ovee over ovet ovo- ovoo ovot ovre rccc rccs rcet rcos rcsc rcss rctc rcts rctv rcvr rcvs recc rece recr recs rect rees reet reev reos reot rere rero rers rert rese reso ress rest rete reto retr rets rett reve revo revs rocc roce roco rocs roer roes roet roev roor roos root rorc rore roro rort rosc rose roso ross rost rotc rote roto rotr rots rott rove rovo rovs rrrr rscc rscs rsee rsos rsre rsts rtcc rtce rtee rtes rtss rtts rtve rv-c rver s-os s-vt sccc scce sccs scct scec scee scer scet scoo scor scot scr- scrc scre scrs scsc scso scsr scst sctc scto sctr scts sctv se-c se-e se-o se-s se-t sec- secc sece seco secr secs sect secv seec seer sees seet seoc serc sere sero serr sers sert serv sesc sese seso sess sest set- setc sete seto sets sett seve soce soco socr socs soec soeo soes soor soos soot sore soro sorr sors sort sose soso soss sost sosv sotc sote soto sots sove sovo sovs srcc srct srec sreo sres sros srtr srtv sscc ssce sscs ssec ssee sses sset ssoc ssot ssrc ssrs sssc ssss sstc ssts st-v stcc stcs stec stee steo ster stes stet stev stoe stoo stor stos stot strc stre stro strs stss sttc sttr stvs svcc svce svcs svec svet svor svsc svtr tccc tcos tcov tctc tcts teco tecr tecs tect teec teer tees teet teev teor teos ter- terc tere tero terr ters tesc tese teso tess test tete teto tetr tets tett toce toco toee toer toes toet toor toos toot torc tore toro torr tors tort torv tosc tose toso toss tost totc tote toto totr tots tott tove tovo trcc tre- trec tree treo tres tret trev troc troe troo tros trot trst trtc trte trtr trvs tscc tsec tses tset tsos tsse tssr tsst tstc tsts tteo tter ttoe ttss tttt tver tves tvos tvro tvrr tvss