-er c-- ccc ccd cce cck cco ccr ccs ccx cdc cdd cde cdk cdo cdr cds cdx ce- cec ced cee cek ceo cer ces cex ckc ckd cko cks ckx co- coc cod coe cok coo cor cos cox crc crd cre crk cro crr crs crx csc csd cse csk cso csr css csx cxc cxk cxo cxr cxs cxx dcc dcd dce dck dco dcr dcs dcx ddc ddd dde ddk ddo ddr dds ddx de- dec ded dee dek deo der des dex dkc dke dkk dko dkr dks dkx doc dod doe dok doo dor dos dox drc drd dre drk dro drr drs drx dsc dsd dse dsk dso dsr dss dsx dxc dxd dxo dxr dxs dxx ec- ecc ecd ece eck eco ecr ecs ecx ed- edc edd ede edk edo edr eds edx eec eed eee eek eeo eer ees eex ekc ekd eke eko ekr eks eo- eoc eod eoe eok eoo eor eos erc erd ere erk ero err ers es- esc esd ese esk eso esr ess esx ex- exc exd exe exo exr exs exx kcc kcd kce kck kcr kcs kcx kdc kde kdk kdo kdr kds kdx ke- kec ked kee kek keo ker kes kex kkc kke kkk kkr kks koc kod koe kok koo kor kos krc krd krk kro krr krs ksc ksd kse ksk kso ksr kss kxo oc- occ ocd ock oco ocr ocs ocx odc odd ode odo odr ods oec oed oee oeo oer oes oex okc okd oke okk oko okr oks oo- ooc ood ook ooo oor oos oox or- orc ord ore ork oro orr ors orx os- osc osd ose osk oso osr oss osx ox- oxc oxo oxx rcc rcd rce rco rcr rcs rcx rdc rdd rde rdo rdr rds rdx re- rec red ree rek reo rer res rex rkc rke rkk rko rks roc rod roe rok roo ror ros rox rrc rrd rrk rrr rrs rsc rsd rse rsk rso rsr rss rsx rxr rxs scc scd sce sck sco scr scs scx sdc sdd sde sdk sdo sdr sds se- sec sed see sek seo ser ses sex sk- skc skd ske skk sko skr sks skx soc sod soe sok soo sor sos sox sr- src srd sre srk sro srr srs srx ss- ssc ssd sse ssk sso ssr sss ssx sxc sxs xcd xcr xcx xdc xde xdk xdr xds xed xee xer xes xex xke xks xoc xod xok xoo xor xos xox xrc xrd xrx xsc xss xxo xxx

-ose c-cd cccc cccs ccdc ccdr ccds cced ccee ccoc ccod ccrc ccre ccrs ccsd ccss cd-e cd-r cdcs cddr cdec cder cdes cdex cdos cdre cdrs cdss cec- cece ceco cecs cedd cede cedo ceec cees ceke ceor ceos cer- cerc cerd cere cero cers cesc cese cesr cess cexe ckck ckco ckcs ckcx ckdo cker ckoc ckoo ckor ckos ckrc ckrd ckso coce cock coco codd code cods coed coes coex cok- coke coko cood cook coos cor- corc cord core cork coro corr cors cosc cose coso coss coxe crcc crce crcr crdc cre- crec cred cree creo cres crex crkc croc crod croe crok croo cror crss cscc cscd csce csco cscr cscs csdr csec csee cser csks csor csos csox csrc csrd csrs cssd csse cssr cxro cxxx dccc dccs dcds dcos dcrk dcsc dcss dcxx dddd ddes ddoc ddrc ddre ddss dec- decc decd dece deck deco decs dedd dede dedo deed deek deer dees dek- deke deks deor deos der- derc dere derk dero derr ders des- desc dese desk deso dess dex- dexe dkdc do-x doce dock doco docs dod- dodd dode dodo dods doek doer does doke doko dood dook door doos dorc dord dore dork doro dorr dors dose dosk doso doss dred dree drek dres drod drrs dscc dscr dscs dsdr dsos dsrc dsrr dssc dxcc dxck dxco dxdc dxdr dxds dxec dxed dxes dxkr dxkx dxoc dxrd dxre dxrk dxrr dxrx dxss dxxr dxxx eccc ecce ecco ecdc eced eces ecko ecks eco- ecod ecos ecrc ecrr ecsc ecse ecss eddc edde eddo edds ede- eder edes edex edoc edod edos edss eecs eede eeee eees eeke eeks eeoc eerc eero eers eese eesk ekco eked ekek eker ekes ekos eocd eode eoes eore er-x ercc erce erde erds erec ered erer eres erke erks eroc erod eroe eroo eros errc erre erro errs erse erso esce esco escr escs esds esdx esee esek eseo eser eses eske esko esks eso- esok esos esox esrd esse esso exco exec exed exer exes exo- exod exor exos exrx k-os kc-x kccc kccd kcck kccr kcdc kcdd kcdr kcds kcdx kcec kced kcee kceo kckc kckk kcko kckr kckx kcoe kcor kcos kcox kcrc kcro kcrr kcrs kcrx kcsc kcsd kcse kcsr kcss kcxr kdcc kdcd kdce kdco kdcr kddc kddd kddk kddr kddx kdec kdex kdkd kdkk kdko kdkr kdoc kdoe kdok kdox kdro kdrs kdrx kdsc kdsd kdsk kdsr kdss kdxe kdxx keck keco kecr kedc kedd kede kedo kedr keds keed keek keer kees kekc keke keko keks keok keos ker- kerc kere kerk kero kerr kers kerx kesc kesd kesk keso kesr kess kexo kexs kexx kkcd kkck kkco kkcr kkcs kkdc kkdd kkdo kked kkex kkkk kkoo kkor kkrc kkre kkrk kkro kkrr kkrs kkrx kksd kkse kksr kkss kkxk kkxs kkxx kocd kock kocs kode kodk kodo kods koed koes kokc koke kokk koko kokr koks kokx kooc kook kooo koor koos korc kord kore kork koro korr kors kos- kosc kosd kose koso kosr koss koxc koxe koxr krcc krcd krce krco krcs krdc krdd krde krdo krdr krds krdx krec kred kree krek kreo kres krex krkc krkd krke krkk krko krkr krks krkx kroc krod kroe krok kroo kror kros krox krrc krre krrk krro krrr krrs krrx krsc krsd krse krsk krsr krss