-er -ic c-- ccc ccd cce cci cck cco ccr cdc cdd cde cdi cdk cdo cdr ce- cec ced cee cei cek ceo cer ci- cic cid cie cii cik cio cir ckc ckd cki cko co- coc cod coe coi cok coo cor crc crd cre cri crk cro crr dcc dcd dce dci dck dco dcr ddc ddd dde ddi ddk ddo ddr de- dec ded dee dei dek deo der di- dic did die dii dik dio dir dkc dke dki dkk dko dkr doc dod doe doi dok doo dor drc drd dre dri drk dro drr ec- ecc ecd ece eci eck eco ecr ed- edc edd ede edi edk edo edr eec eed eee eek eeo eer eic eid eie eii eik eio eir ekc ekd eke eki eko ekr eo- eoc eod eoe eoi eok eoo eor erc erd ere eri erk ero err i-d icc icd ice ici ick ico icr idc idd ide idi idk ido idr ie- iec ied iee iei iek ier iic iid iie iii iio iir ikc ike iki ikk iko ikr io- ioc iod ioe ioi ioo ior ir- irc ird ire iri irk iro irr kcc kcd kce kci kck kcr kdc kde kdk kdo kdr ke- kec ked kee kei kek keo ker kic kid kie kii kik kio kir kkc kke kki kkk kkr koc kod koe koi kok koo kor krc krd kri krk kro krr o-i oc- occ ocd oci ock oco ocr odc odd ode odi odo odr oec oed oee oei oeo oer oic oid oie oii oik oio oir okc okd oke oki okk oko okr oo- ooc ood ooi ook ooo oor or- orc ord ore ori ork oro orr rcc rcd rce rci rco rcr rdc rdd rde rdi rdo rdr re- rec red ree rei rek reo rer ric rid rie rii rik rio rir rkc rke rkk rko roc rod roe roi rok roo ror rrc rrd rri rrk rrr

c-cd cccc ccci ccdc ccdi ccdr cced ccee ccic ccid ccii ccir ccoc ccod ccrc ccre ccri cd-e cd-r cddr cdec cder cdic cdii cdio cdre cec- cece ceci ceco cedd cede cedi cedo ceec ceke ceor cer- cerc cerd cere ceri cero cicc cici cico cicr cidc cide cidi cidr ciee cier ciid ciii ciko cikr cior circ cire ciri cirk ciro cirr ckck ckco ckdo cker ckoc ckoi ckoo ckor ckrc ckrd coce cock coco codd code codi coed coir cok- coke coko cood cook cor- corc cord core cori cork coro corr crcc crce crcr crdc cre- crec cred cree crei creo cric crie crik crkc croc crod croe crok croo cror dccc dcci dcii dcio dcrk dddd ddie ddoc ddrc ddre dec- decc decd dece deci deck deco dedd dede dedi dedo deed deek deer deid deie deir dek- deke deor der- derc dere deri derk dero derr dice dici dick dico dide didi dido died dier diii dike diki diko dioc dior dird dire dirk dirr dkdc dkid doce doci dock doco dod- dodd dode dodi dodo doek doer doid doke doki doko dood dook door dorc dord dore dori dork doro dorr dred dree drei drek dric drie drod eccc ecce ecci ecco ecdc eced ecko eco- ecod ecrc ecri ecrr eddc edde eddi eddo ede- edei eder edie edik edoc edod eede eeee eeke eeoc eerc eero eick eico eid- eide eidi eido eidr eiec eied eiei eier eike eiki eiko eird eire ekco eked ekek eker ekki ekoi eocd eode eoir eore eori ercc erce erde erdi erec ered erei erer eric erie erik erio erke erki eroc erod eroe eroi eroo errc erre erro iccc icci icco iccr icdc icdd icde icec iced icee icer icke icoc icod icor icrc icre icrr idce idcr iddo idec ided idee ideo ider idic idid idie idio idir idoc idrc idre idro iecc iedr ieie ieio iere ieri iicd iide iied iiie iiii iiio iioi iioo iirc ikee iker ikid ikki ikko ikoo ikri ioci iod- iodd iode iodo ioee ioii ioio ioke ioko iooi iooo iore iori ircc ircd irdc irdo ired iree irer iri- iric irid irie irio irki iroc irod irrc irre irri k-ci k-id kccc kccd kcci kcck kccr kcdc kcdd kcdi kcdr kcec kced kcee kcei kceo kcic kcid kcie kcii kcir kckc kckk kcko kckr kcoe kcor kcrc kcri kcro kcrr kdcc kdcd kdce kdco kdcr kddc kddd kddi kddk kddr kdec kdei kdic kdio kdkd kdkk kdko kdkr kdoc kdoe kdok kdri kdro keck keco kecr kedc kedd kede kedi kedo kedr keed keek keer keid keii keik keio keir kekc keke keki keko keok ker- kerc kere keri kerk kero kerr kicc kicd kice kick kicr kidd kide kidi kidk kido kidr kier kiic kiid kiii kiik kikc kikd kiki kikk kiko kikr kioc kiod kioe kioi kiok kioo kirc kiri kirk kiro kirr kkcd kkci kkck kkco kkcr kkdc kkdd kkdo kked kkic kkid kkik kkkk kkoo kkor kkrc kkre kkrk kkro kkrr kocd koci kock kode kodi kodk kodo koed koei koii koir kokc koke koki kokk koko kokr kooc kooi kook kooo koor korc kord kore kori kork koro korr krcc krcd krce krci krco krdc krdd krde krdo krdr krec kred kree krei krek kreo krid krik krio krkc krkd krke krki krkk krko krkr kroc krod kroe kroi krok kroo kror krrc krre krri krrk krro krrr o-eo occc occi oce oced ocee ocke ocre ocro ocrr odci oddd oddi oded odei odeo oder odic odie odio odir odoo odor oec- oecc oedo oeec oeid oere oici oick oido oier oiii oike oiko oire oked oker okic okie okir okko okok okor okre okro oocr oodi ooer ooid oooo oord oore orce orci orco orde ordo ore- orec ored orek oreo orer ori- oric orid orie orio orke orko oro- oroe orok oror orri orro rccc rcdc rcde rcic rcid rcrd rder rdio rdoc