-er c-- ccc cce cco ccr ccs cct ccz ce- cec cee ceo cer ces cet cez co- coc coe coo cor cos cot coz crc cre cro crr crs crt crz csc cse cso csr css cst csz ctc cte cto ctr cts ctt ctz cz- czc cze czo czt ec- ecc ece eco ecr ecs ect eec eee eeo eer ees eet eo- eoc eoe eoo eor eos eot erc ere ero err ers ert erz es- esc ese eso esr ess est etc ete eto etr ets ett etz eze ezo ezr ezs ezz oc- occ oco ocr ocs oct ocz oec oee oeo oer oes oet oo- ooc ooo oor oos oot or- orc ore oro orr ors ort orz os- osc ose oso osr oss ost ot- otc ote oto otr ots ott otz oze ozo ozs ozt ozz rcc rce rco rcr rcs rct re- rec ree reo rer res ret rez roc roe roo ror ros rot roz rrc rrr rrs rrt rsc rse rso rsr rss rst rtc rte rto rtr rts rtt rtz rze rzo scc sce sco scr scs sct se- sec see seo ser ses set sez soc soe soo sor sos sot soz sr- src sre sro srr srs srt ss- ssc sse sso ssr sss sst ssz stc ste sto str sts stt stz sze szr tcc tce tco tcr tcs tct te- tec tee teo ter tes tet tez to- toc toe too tor tos tot toz trc tre tro trr trs trt trz tsc tse tso tsr tss tst ttc tte tto ttr tts ttt tze tzs zce zco zcs zec zee zeo zer zes zet zez zo- zoc zoe zoo zor zos zot zro zrs zse zst zsz zte ztr zzr zzs zzt zzz

-ose cccc cccs ccee ccoc ccrc ccre ccrs ccrt ccss ccst cctc cctt cec- cece ceco cecs cect ceec cees ceor ceos cer- cerc cere cero cers cert cesc cese cesr cess cest cet- cete ceto cets ceze coce coco coct coes coos coot cor- corc core coro corr cors cort cosc cose coso coss cost cotc cote coto cots cott coze cozz crcc crce crcr crcz cre- crec cree creo cres cret croc croe croo cror crot croz crrt crss crst crtc crts 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 czts eccc ecce ecco ecct eces eco- ecos ecot ecrc ecrr ecsc ecse ecss ect- ectc ecto ects eecs eeee eees eeoc eerc eero eers eese eetc eete eets eeze eoes eore eost eotc eoto eots ercc erce erec erer eres eret erez eroc eroe eroo eros errc erre erro errs erse erso erst erts ertz esce esco escr escs esee eseo eser eses eset eso- esos esse esso esst estc este esto estr ests etcc etco etcs etec etee eter etes etoe etos etre etro ette etto ezer ezzo o-eo occc occt oce ocee ocet ocos ocre ocro ocrr ocrs oct- octe octo octs oec- oecc oeec oere oers oese oest oetz oocr ooer ooes oooo ooos oore oort oose oost oots ooze orce orco orcs ore- orec oreo orer ores oro- oroe oror oros orot oroz orro orrs orse orso ortc orte orto orts orzo oscc osce osco osec osee oser oses oset osez osoo osor osos osro osse osso ostc oste ostr osts otee oter otes oto- otoe otoo otor otos otre otro otrs otse otso otte otto otts ozee ozer ozet rccc rccs rcet rcos rcsc rcss rctc rcts recc rece recr recs rect recz rees reet reos reot rere rero rers rert rese reso ress rest rete reto retr rets rett retz reze rocc roce roco rocs roer roes roet roor roos root rooz rorc rore roro rort rosc rose roso ross rost rotc rote roto rotr rots rott roze rozz rrrr rscc rscs rsee rsos rsre rsts rtcc rtce rtee rtes rtss rtts s-os sccc scce sccs scct scec scee scer scet scoo scor scot scr- scrc scre scrs scsc scso scsr scst sctc scto sctr scts se-c se-e se-o se-s se-t se-z sec- secc sece seco secr secs sect seec seer sees seet seez seoc serc sere sero serr sers sert sesc sese seso sess sest set- setc sete seto sets sett setz soce soco socr socs soec soeo soes soor soos soot sore soro sorr sors sort sose soso soss sost sotc sote soto sots soz- soze srcc srct srec sreo sres sros srtr sscc ssce sscs ssec ssee sses sset ssoc ssot ssrc ssrs sssc ssss sstc ssts stcc stcs stec stee steo ster stes stet stoe stoo stor stos stot strc stre stro strs stss sttc sttr szoc szot szss tccc tcos tctc tcts teco tecr tecs tect teec teer tees teet teez teor teos teoz ter- terc tere tero terr ters tesc tese teso tess test tete teto tetr tets tett tetz tezz toce toco toee toer toes toet toor toos toot torc tore toro torr tors tort tosc tose toso toss tost totc tote toto totr tots tott toze tozo trcc tre- trec tree treo tres tret trez troc troe troo tros trot trst trtc trte trtr tscc tsec tses tset tsez tsos tsse tssr tsst tstc tsts tteo tter ttoe ttss tttt tzzt z-ro zees zeos zero zert zest zete zeto zeze zoco zoes zoet zoo- zoos zoot zorc zore zoro zors zort zoso zoss zote zots zott zotz zozo zrce zrze zsss ztst zzzs zzzz

-tree c-cor c-tec ccccc ccett ceco- cecos ceere ceese ceoce ceoor ceose cerc- cerce cerco cercs cerec cerer ceres ceret cero- ceroc ceros cerre cerro cerrs cerse cerss certe certs cesce cescr cesse ceste cests cetes ceto- cette co-co cocc- cocce cocco coceo cocos cocto coers coest coete cooee cooer coore coors coost coote coots cooze corce core- coree corer cores coro- corot corre corrs corse corso corss