-er -ic c-- ccc ccd cce cch cci cck ccn ccr ccs cdc cdd cde cdh cdi cdk cdn cdr cds ce- cec ced cee ceh cei cek cen cer ces ch- chc chd che chh chi chk chn chr chs ci- cic cid cie cih cii cik cin cir cis ckc ckd ckh cki cks cn- cnc cnd cne cnh cni cnn cnr cns crc crd cre crh cri crk crn crr crs csc csd cse csh csi csk csn csr css dcc dcd dce dci dck dcn dcr dcs ddc ddd dde ddh ddi ddk ddn ddr dds de- dec ded dee deh dei dek den der des dh- dhc dhd dhe dhh dhi dhk dhr dhs di- dic did die dih dii dik din dir dis dkc dke dki dkk dkr dks dnc dnd dne dnh dni dnk dnn dnr dns drc drd dre dri drk drn drr drs dsc dsd dse dsh dsi dsk dsn dsr dss ec- ecc ecd ece ech eci eck ecn ecr ecs ed- edc edd ede edh edi edk edn edr eds eec eed eee eek een eer ees ehc ehd ehe ehh ehi ehn ehr ehs eic eid eie eii eik ein eir eis ekc ekd eke ekh eki ekr eks en- enc end ene enh eni enk enn enr ens erc erd ere erh eri erk ern err ers es- esc esd ese esh esi esk esn esr ess h-i hcc hcd hce hch hci hck hcn hcr hcs hdc hdd hde hdh hdi hdk hdn hdr hds he- hec hed hee heh hei hek hen her hes hhc hhd hhe hhh hhi hhk hhn hhr hhs hic hid hie hih hii hik hin hir his hkd hkh hki hkk hkn hkr hks hnc hnd hne hnh hnk hnn hns hr- hrc hrd hre hrh hri hrk hrn hrr hrs hsc hsd hse hsh hsi hsk hsn hsr hss i-d icc icd ice ich ici ick icn icr ics idc idd ide idh idi idk idn idr ids ie- iec ied iee iei iek ien ier ies ihc ihd ihe ihh ihi ihk ihn ihr ihs iic iid iie iih iii iin iir iis ikc ike iki ikk ikr iks in- inc ind ine inh ini ink inn inr ins ir- irc ird ire iri irk irn irr irs is- isc isd ise ish isi isk isn isr iss kcc kcd kce kch kci kck kcn kcr kcs kdc kde kdh kdk kdr kds ke- kec ked kee keh kei kek ken ker kes khe khh khi khk khn khr khs kic kid kie kih kii kik kin kir kis kkc kke kkh kki kkk kkn kkr kks kn- knc knd kne kni knk knn knr krc krd kri krk krn krr krs ksc ksd kse ksh ksi ksk ksn ksr kss n-i ncc ncd nce nch nci nck ncn ncr ncs ndc ndd nde ndh ndi ndk ndn ndr nds ne- nec ned nee neh nei nek nen ner nes nhc nhd nhe nhh nhi nhk nhn nhr nhs nic nid nie nih nii nik nin nir nis nkc nke nki nkk nkn nkr nks nnc nne nnh nni nnk nnn nns nrc nrd nre nri nrk nrn nrr nrs nsc nsd nse nsh nsi nsk nsn nsr nss rcc rcd rce rch rci rcn rcr rcs rdc rdd rde rdh rdi rdn rdr rds re- rec red ree reh rei rek ren rer res rh- rhc rhd rhe rhh rhi rhn rhr rhs ric rid rie rih rii rik rin rir ris rkc rke rkk rks rnc rnd rnh rni rnn rnr rns rrc rrd rrh rri rrk rrn rrr rrs rsc rsd rse rsh rsi rsk rsn rsr rss scc scd sce sch sci sck scn scr scs sdc sdd sde sdh sdi sdk sdn sdr sds se- sec sed see seh sei sek sen ser ses sh- shc shd she shh shi shk shn shr shs sic sid sie sih sii sik sin sir sis sk- skc skd ske skh ski skk skr sks snc snd sne sni snk snn snr sns sr- src srd sre srh sri srk srn srr srs ss- ssc ssd sse ssh ssi ssk ssn ssr sss