-er -ic c-- ccc ccd cce cci cck ccn ccr ccs ccu ccv cdc cdd cde cdi cdk cdn cdr cds cdu cdv ce- cec ced cee cei cek cen cer ces ceu cev ci- cic cid cie cii cik cin cir cis ciu civ ckc ckd cki cks cn- cnc cnd cne cni cnn cnr cns cnu cnv crc crd cre cri crk crn crr crs cru crv csc csd cse csi csk csn csr css csu csv cuc cud cue cui cuk cun cur cus cuu cuv cvc cvd cve cvi cvk cvn cvr cvs cvu cvv dcc dcd dce dci dck dcn dcr dcs dcu dcv ddc ddd dde ddi ddk ddn ddr dds ddu de- dec ded dee dei dek den der des deu dev di- dic did die dii dik din dir dis diu div dkc dke dki dkk dkr dks dku dnc dnd dne dni dnk dnn dnr dns drc drd dre dri drk drn drr drs dru drv dsc dsd dse dsi dsk dsn dsr dss dsu dsv duc dud due dui duk dun dur dus duv dvc dvd dve dvi dvk dvn dvr dvs dvu ec- ecc ecd ece eci eck ecn ecr ecs ecu ecv ed- edc edd ede edi edk edn edr eds edu eec eed eee eek een eer ees eev eic eid eie eii eik ein eir eis eiu eiv ekc ekd eke eki ekr eks eku ekv en- enc end ene eni enk enn enr ens enu env erc erd ere eri erk ern err ers eru erv es- esc esd ese esi esk esn esr ess esu esv eu- euc eud eue eui eun eur eus euv evc evd eve evi evn evr evs evv i-d i-v icc icd ice ici ick icn icr ics icu icv idc idd ide idi idk idn idr ids idu idv ie- iec ied iee iei iek ien ier ies iev iic iid iie iii iin iir iis iiu ikc ike iki ikk ikr iks iku ikv in- inc ind ine ini ink inn inr ins inu inv ir- irc ird ire iri irk irn irr irs iru irv is- isc isd ise isi isk isn isr iss isu isv iu- iuc iud iue iui iur ius ivc ivd ive ivi ivr ivs ivu ivv kcc kcd kce kci kck kcn kcr kcs kcu kdc kde kdk kdr kds kdu ke- kec ked kee kei kek ken ker kes kev kic kid kie kii kik kin kir kis kiu kiv kkc kke kki kkk kkn kkr kks kku kkv kn- knc knd kne kni knk knn knr knu krc krd kri krk krn krr krs kru krv ksc ksd kse ksi ksk ksn ksr kss ksu ksv kuc kud kue kui kuk kun kur kus kuu kvi kvk kvn kvr kvs kvv n-i ncc ncd nce nci nck ncn ncr ncs ncu ncv ndc ndd nde ndi ndk ndn ndr nds ndu ndv ne- nec ned nee nei nek nen ner nes neu nev nic nid nie nii nik nin nir nis niu niv nkc nke nki nkk nkn nkr nks nku nnc nne nni nnk nnn nns nnu nnv nrc nrd nre nri nrk nrn nrr nrs nru nrv nsc nsd nse nsi nsk nsn nsr nss nsu nsv nuc nud nue nui nuk nun nur nus nuu nuv nvc nvd nve nvi nvk nvn nvu nvv rcc rcd rce rci rcn rcr rcs rcu rcv rdc rdd rde rdi rdn rdr rds rdu rdv re- rec red ree rei rek ren rer res reu rev ric rid rie rii rik rin rir ris riv rkc rke rkk rks rku rkv rnc rnd rni rnn rnr rns rnu rnv rrc rrd rri rrk rrn rrr rrs rru rsc rsd rse rsi rsk rsn rsr rss rsu rsv ruc rud rue rui ruk run rur rus ruu ruv rvc rvd rve rvi rvn rvr rvs rvu rvv scc scd sce sci sck scn scr scs scu scv sdc sdd sde sdi sdk sdn sdr sds sdu sdv se- sec sed see sei sek sen ser ses seu sev sic sid sie sii sik sin sir sis siu siv sk- skc skd ske ski skk skr sks sku snc snd sne sni snk snn snr sns snu snv sr- src srd sre sri srk srn srr srs srv ss- ssc ssd sse ssi ssk ssn ssr sss ssu ssv suc sud sue sui suk sun sur sus suu suv svc svd sve svi svk svn svr svs svu svv ucc ucd uce uci uck ucn ucr ucs ucu ucv udc udd ude udi udk udn udr uds udu udv uec ued uee uei uen uer ues uic uid uie uii uin uir uis uiu ukc uke uki ukk ukn ukr uku un- unc und une uni unk unn unr uns unu unv ur- urc urd ure uri urk urn urr urs uru usc usd use usi usk usn usr uss usu usv uuc uue uun uur uus uuu uvc uve uvs uvu uvv v-e vcc vcd vce vci vcn vcr vcs vcu vdc vdd vde vdi vdk vdr vds vdu vdv vec ved vee vei vek ven ver ves veu vi- vic vid vie vii vik vin vir vis viu viv vn- vnd vni vnr vns vnu vnv vrc vrd vre vri vrk vrn vrr vrs vru vsc vsd vse vsi vsk vsn vsr vss vsu vsv vue vuk vur vus vuv vvc vvi vvr vvs vvv