-er c-- ccc ccd cce cck ccl ccn ccr ccs cct ccu cdc cdd cde cdk cdl cdn cdr cds cdt cdu ce- cec ced cee cek cel cen cer ces cet ceu ckc ckd cks ckt cl- clc cld cle clk cll cln clr cls clt clu cn- cnc cnd cne cnl cnn cnr cns cnt cnu crc crd cre crk crl crn crr crs crt cru csc csd cse csk csl csn csr css cst csu ctc ctd cte ctk ctl ctn ctr cts ctt ctu cuc cud cue cuk cul cun cur cus cut cuu dcc dcd dce dck dcl dcn dcr dcs dct dcu ddc ddd dde ddk ddl ddn ddr dds ddt ddu de- dec ded dee dek del den der des det deu dkc dke dkk dkl dkr dks dkt dku dl- dlc dld dle dlk dll dlr dls dlt dlu dnc dnd dne dnk dnl dnn dnr dns dnt drc drd dre drk drl drn drr drs drt dru dsc dsd dse dsk dsl dsn dsr dss dst dsu dtc dtd dte dtk dtl dtn dtr dts dtt dtu duc dud due duk dul dun dur dus dut ec- ecc ecd ece eck ecl ecn ecr ecs ect ecu ed- edc edd ede edk edl edn edr eds edt edu eec eed eee eek eel een eer ees eet ekc ekd eke ekl ekr eks ekt eku elc eld ele elk ell eln elr els elt elu en- enc end ene enk enl enn enr ens ent enu erc erd ere erk erl ern err ers ert eru es- esc esd ese esk esl esn esr ess est esu etc etd ete etk etl etn etr ets ett etu eu- euc eud eue eul eun eur eus eut k-t kcc kcd kce kck kcl kcn kcr kcs kct kcu kdc kde kdk kdl kdr kds kdt kdu ke- kec ked kee kek kel ken ker kes ket kkc kke kkk kkl kkn kkr kks kkt kku kl- klc kld klr kls klt klu kn- knc knd kne knk knl knn knr knt knu krc krd krk krl krn krr krs krt kru ksc ksd kse ksk ksl ksn ksr kss kst ksu ktc kte ktk ktl ktn ktr kts ktt ktu kuc kud kue kuk kul kun kur kus kut kuu lcc lcd lce lck lcl lcn lcr lcs lct lcu ldc ldd lde ldk ldl ldn ldr lds ldt ldu lec led lee lek lel len ler les let leu lkl lkr lks lkt llc lld lle llk lll lln llr lls llt llu lnc lnd lne lnk lnl lnn lnr lns lnt lnu lrc lrd lrk lrn lrr lrs lrt lru lsc lsd lse lsk lsl lsn lsr lss lst lsu ltc ltd lte ltk ltl ltr lts ltt ltu luc lud lue luk lul lun lur lus lut luu ncc ncd nce nck ncl ncn ncr ncs nct ncu ndc ndd nde ndk ndl ndn ndr nds ndt ndu ne- nec ned nee nek nel nen ner nes net neu nkc nke nkk nkn nkr nks nkt nku nlc nld nle nlk nll nln nlr nls nlt nlu nnc nne nnk nnl nnn nns nnt nnu nrc nrd nre nrk nrl nrn nrr nrs nrt nru nsc nsd nse nsk nsl nsn nsr nss nst nsu ntc ntd nte ntk ntn ntr nts ntt ntu nuc nud nue nuk nul nun nur nus nut nuu rcc rcd rce rcl rcn rcr rcs rct rcu rdc rdd rde rdl rdn rdr rds rdt rdu re- rec red ree rek rel ren rer res ret reu rkc rke rkk rks rkt rku rlc rld rle rll rln rlr rls rlt rlu rnc rnd rnn rnr rns rnt rnu rrc rrd rrk rrl rrn rrr rrs rrt rru rsc rsd rse rsk rsl rsn rsr rss rst rsu rtc rtd rte rtk rtl rtn rtr rts rtt rtu ruc rud rue ruk run rur rus rut ruu scc scd sce sck scl scn scr scs sct scu sdc sdd sde sdk sdl sdn sdr sds sdt sdu se- sec sed see sek sel sen ser ses set seu sk- skc skd ske skk skl skr sks skt sku slc sld sle slk sll sln slr sls slt slu snc snd sne snk snl snn snr sns snt snu sr- src srd sre srk srl srn srr srs srt ss- ssc ssd sse ssk ssl ssn ssr sss sst ssu stc std ste stk stl stn str sts stt stu suc sud sue suk sul sun sur sus sut suu tcc tcd tce tck tcl tcn tcr tcs tct tcu tdc tdd tde tdk tdl tdn tdr tds tdt tdu te- tec ted tee tek tel ten ter tes tet teu tkc tke tkk tkl tkr tks tkt tlc tld tle tlk tll tln tlr tls tlt tlu tnc tnd tne tnk tnl tnn tnr tns tnt trc trd tre trk trl trn trr trs trt tru tsc tsd tse tsk tsl tsn tsr tss tst tsu ttc ttd tte ttk ttl ttn ttr tts ttt ttu tuc tud tue tuk tul tun tur tus tut tuu ucc ucd uce uck ucl ucn ucr ucs uct ucu udc udd ude udk udl udn udr uds udt udu uec ued uee uel uen uer ues uet ukc uke ukk ukl ukn ukr uku ulc uld ule ulk ull uln ulr uls ult ulu un- unc und une unk unl unn unr uns unt unu ur- urc urd ure urk url urn urr urs urt uru usc usd use usk usl usn usr uss ust usu utc utd ute utk utl utn utr uts utt utu uuc uue uun uur uus uut uuu