-er c-- ccc ccd cce cck cco ccr cct ccu cdc cdd cde cdk cdo cdr cdt cdu ce- cec ced cee cek ceo cer cet ceu ckc ckd cko ckt co- coc cod coe cok coo cor cot cou crc crd cre crk cro crr crt cru ctc ctd cte ctk cto ctr ctt ctu cuc cud cue cuk cuo cur cut cuu dcc dcd dce dck dco dcr dct dcu ddc ddd dde ddk ddo ddr ddt ddu de- dec ded dee dek deo der det deu dkc dke dkk dko dkr dkt dku doc dod doe dok doo dor dot dou drc drd dre drk dro drr drt dru dtc dtd dte dtk dto dtr dtt dtu duc dud due duk duo dur dut ec- ecc ecd ece eck eco ecr ect ecu ed- edc edd ede edk edo edr edt edu eec eed eee eek eeo eer eet ekc ekd eke eko ekr ekt eku eo- eoc eod eoe eok eoo eor eot eou erc erd ere erk ero err ert eru etc etd ete etk eto etr ett etu eu- euc eud eue eur eut k-t kcc kcd kce kck kcr kct kcu kdc kde kdk kdo kdr kdt kdu ke- kec ked kee kek keo ker ket kkc kke kkk kkr kkt kku koc kod koe kok koo kor kot kou krc krd krk kro krr krt kru ktc kte ktk kto ktr ktt ktu kuc kud kue kuk kur kut kuu oc- occ ocd ock oco ocr oct ocu odc odd ode odo odr odt odu oec oed oee oeo oer oet okc okd oke okk oko okr oku oo- ooc ood ook ooo oor oot or- orc ord ore ork oro orr ort oru ot- otc otd ote otk oto otr ott otu ou- ouc oud oue ouk ouo our out rcc rcd rce rco rcr rct rcu rdc rdd rde rdo rdr rdt rdu re- rec red ree rek reo rer ret reu rkc rke rkk rko rkt rku roc rod roe rok roo ror rot rou rrc rrd rrk rrr rrt rru rtc rtd rte rtk rto rtr rtt rtu ruc rud rue ruk ruo rur rut ruu tcc tcd tce tck tco tcr tct tcu tdc tdd tde tdk tdo tdr tdt tdu te- tec ted tee tek teo ter tet teu tkc tke tkk tko tkr tkt to- toc tod toe tok too tor tot tou trc trd tre trk tro trr trt tru ttc ttd tte ttk tto ttr ttt ttu tuc tud tue tuk tuo tur tut tuu ucc ucd uce uck uco ucr uct ucu udc udd ude udk udo udr udt udu uec ued uee uer uet ukc uke ukk ukr uku uoc uod uoe uok uoo uor uot ur- urc urd ure urk uro urr urt uru utc utd ute utk uto utr utt utu uuc uue uur uut uuu

c-cd cccc cccu ccdc ccdr cced ccee ccoc ccod ccrc ccre ccrt cctc cctt ccuc ccut cd-e cd-r cddr cdec cder cdot cdre cec- cece ceco cect cedd cede cedo cedt cedu ceec ceke ceor ceou cer- cerc cerd cere cero cert cet- cete ceto ckck ckco ckdo ckdu cker ckoc ckoo ckor ckot ckrc ckrd coce cock coco coct cocu codd code coed cok- coke coko cood cook coot cor- corc cord core cork coro corr cort cotc cote coto cott cotu coud coue couk cour cout crcc crce crcr crdc cre- crec cred cree creo cret creu crkc croc crod croe crok croo cror crot crrt crtc crud crue cruk crut ctec ctor ctot ctrc cucc cuce cuck cude cued cuek cuer cuk- cuke curd cure curo curr curt cut- cutc cute cuto cutt dccc dcct dccu dcrk dctc dddd ddoc ddot ddrc ddre dec- decc decd dece deck deco dect dedd dede dedo dedu deed deek deer deet dek- deke deor der- derc dere derk dero derr dete detk deto detr deue deuk deur deut dkdc doce dock doco doct docu dod- dodd dode dodo doek doer doke doko dood dook door doot dorc dord dore dork doro dorr dort doru dotd dote dotk doto dott douc doud doue douk dour dout dred dree drek dret drod drot drou drue druk drut druu dtcc dted dtek dtor dtot duce duck duco duct dudd dude dudo dudu duer duet duke dukt duku duo- dure durk duro durt duru dute duur duut eccc ecce ecco ecct ecdc eced ecko eco- ecod ecot ecou ecrc ecrr ecru ect- ectc ecto eddc edde eddo ede- eder edoc edod edou edru educ edur eede eedu eeee eeke eeoc eerc eero eetc eete eetu ekco eked ekek eker eket ekur eocd eode eore eotc eotd eoto ercc erce erde erec ered erer eret erke eroc erod eroe eroo errc erre erro ertu eruc erur etcc etco etec etee eter etoe etok etre etro ette etto ettu eucd eude euer eur- eurc eure euro eurt kccc kccd kcck kccr kcct kccu kcdc kcdd kcdr kcdu kcec kced kcee kceo kcet kceu kckc kckk kcko kckr kcoe kcor kcot kcou kcrc kcro kcrr kcrt kcru kctc kcte kcto kctu kcue kcuk kdcc kdcd kdce kdco kdcr kddc kddd kddk kddr kdec kdet kdkd kdkk kdko kdkr kdkt kdoc kdoe kdok kdot kdro kdtd kdtr kduc kdur kdut keck keco kecr kedc kedd kede kedo kedr kedt keed keek keer keet kekc keke keko keku keok ker- kerc kere kerk kero kerr kert keru ket- ketc ketd kete ketk keto ketr kett ketu keur kkcd kkck kkco kkcr kkct kkdc kkdd kkdo kkdt kked kkkk kkoo kkor kkot kkrc kkre kkrk kkro kkrr kkrt kktc kktk kktu kkut kkuu kocd kock koct kode kodk kodo kodt kodu koed kokc koke kokk koko kokr koku kooc kook kooo koor koot koou korc kord kore kork koro korr kort koru kotc kotd kote kotk koto kotr kott kotu koue kour kout kouu krcc krcd krce krco krcu krdc krdd krde krdo