-er -ic c-- ccc ccd cce ccf ccg cci cck cco ccr cdc cdd cde cdf cdg cdi cdk cdo cdr ce- cec ced cee cef ceg cei cek ceo cer cfc cfd cfe cff cfg cfi cfk cfo cfr cgc cgd cge cgg cgi cgo cgr ci- cic cid cie cif cig cii cik cio cir ckc ckd cki cko co- coc cod coe cof cog coi cok coo cor crc crd cre crf crg cri crk cro crr dcc dcd dce dcf dcg dci dck dco dcr ddc ddd dde ddf ddg ddi ddk ddo ddr de- dec ded dee def deg dei dek deo der dfc dfd dfe dff dfg dfi dfk dfo dfr dgc dgd dge dgf dgg dgi dgk dgr di- dic did die dif dig dii dik dio dir dkc dke dkg dki dkk dko dkr doc dod doe dof dog doi dok doo dor drc drd dre drg dri drk dro drr ec- ecc ecd ece ecf ecg eci eck eco ecr ed- edc edd ede edf edg edi edk edo edr eec eed eee eef eeg eek eeo eer ef- efc efd efe eff efg efi efo efr egc egd ege egf egg egi ego egr eic eid eie eif eig eii eik eio eir ekc ekd eke ekf ekg eki eko ekr eo- eoc eod eoe eof eog eoi eok eoo eor erc erd ere erf erg eri erk ero err fcc fcd fce fcf fcg fci fck fco fcr fdc fdd fde fdf fdg fdi fdk fdo fdr fec fed fee fef feg fei fek feo fer ffc ffd ffe fff ffg ffi ffk ffo ffr fgc fgd fge fgf fgg fgi fgr fic fid fie fif fig fii fik fir fkc fkf fkg fki fkk foc foe fof fog foi fok foo for frc frd fre frf frg fri frk fro frr g-d gcc gcd gce gcf gcg gci gck gco gcr gdc gdd gde gdf gdi gdk gdo gdr ge- gec ged gee gef geg gei gek geo ger gfc gfd gfe gff gfi gfk gfo gfr ggc ggd ggg ggi ggo ggr gic gid gie gif gig gii gik gio gir gkd gko goc god goe gof gog goi gok goo gor grc grd gre grf grg gri grk gro grr i-d i-f icc icd ice icf icg ici ick ico icr idc idd ide idf idg idi idk ido idr ie- iec ied iee ief ieg iei iek ier ifc ifd ife iff ifg ifi ifo ifr igc igd ige igf igg igi igk igo igr iic iid iie iif iii iio iir ikc ike ikf iki ikk iko ikr io- ioc iod ioe iof iog ioi ioo ior ir- irc ird ire irf irg iri irk iro irr kcc kcd kce kcg kci kck kcr kdc kde kdf kdg kdk kdo kdr ke- kec ked kee kef keg kei kek keo ker kfc kfd kff kfg kfi kfo kgc kgd kgf kgi kgo kic kid kie kif kig kii kik kio kir kkc kke kki kkk kkr koc kod koe kof kog koi kok koo kor krc krd krf krg kri krk kro krr o-i oc- occ ocd ocf ocg oci ock oco ocr odc odd ode odf odg odi odo odr oec oed oee oef oeg oei oeo oer of- ofc ofd ofe off ofg ofi ofo ofr ogc ogd oge ogf ogg ogi ogo oic oid oie oif oii oik oio oir okc okd oke okg oki okk oko okr oo- ooc ood oof oog ooi ook ooo oor or- orc ord ore orf org ori ork oro orr rcc rcd rce rcf rcg rci rco rcr rdc rdd rde rdf rdg rdi rdo rdr re- rec red ree ref reg rei rek reo rer rfc rfd rfe rff rfg rfi rfk rfo rfr rgc rgd rge rgf rgg rgi rgk rgo rgr ric rid rie rif rig rii rik rio rir rkc rke rkf rkg rkk rko roc rod roe rof rog roi rok roo ror rrc rrd rrf rrg rri rrk rrr

c-cd cccc cccf ccci ccdc ccdf ccdi ccdr cced ccee ccfc ccfd ccff ccfi ccgc ccic ccid ccii ccir ccoc ccod ccrc ccre ccrf ccrg ccri cd-e cd-r cddr cdec cdef cder cdfe cdic cdii cdio cdre cec- cece ceci ceco cedd cede cedi cedo ceec cef- cefc cege cego ceke ceor cer- cerc cerd cere cerf ceri cero cfcf cfco cffr cfgo cfor cfre cfrg cgcc cgcg cged cger cgfc cgro cicc cici cico cicr cidc cide cidg cidi cidr ciee cier cife ciff cifg cigi ciid ciii ciko cikr cior circ cire ciri cirk ciro cirr ckck ckco ckdo cker ckfi ckfr ckgo ckoc ckoi ckoo ckor ckrc ckrd coce cock coco codd code codi coed cofc cofe coff cofi cogi cogo coif coir cok- coke coko cood coof cook cor- corc cord core corf corg cori cork coro corr crcc crce crcr crdc cre- crec cred cree creg crei creo crfc cric crie crif crig crik crkc croc crod croe crok croo cror dccc dcci dcfc dcgo dcii dcio dcrk dddd ddie ddoc ddrc ddre dec- decc decd dece deci deck deco dedd dede dedi dedo deed deef deeg deek deer defe deff defg defi defo dege degi dego deid deie deif deir dek- deke deor der- derc dere derf derg deri derk dero derr dfcc dfco dfer dfoe dfrf dfri dgeg dgge dgkd dgkg dice dici dick dico dide didi dido died dief dier dif- diff dige digg digi digo diii dike diki diko dioc dior dird dire dirk dirr dkdc dkid doce doci dock doco dod- dodd dode dodg dodi dodo doeg doek doer doff dog- doge dogg dogi dogo doid doig doke doki doko dood doof dook door dorc dord dore dorf dori dork doro dorr dred dree dref dreg drei drek drfc drge dric drie drif drod drof drog eccc ecce ecci ecco ecdc ecdf eced ecef ecfc ecfr ecig ecko eco-