-er c-- ccc cce ccf ccg cck ccn cco ccr cct ccu ce- cec cee cef ceg cek cen ceo cer cet ceu cfc cfe cff cfg cfk cfn cfo cfr cft cfu cgc cge cgg cgn cgo cgr cgt cgu ckc cko ckt cn- cnc cne cnf cng cnn cno cnr cnt cnu co- coc coe cof cog cok con coo cor cot cou crc cre crf crg crk crn cro crr crt cru ctc cte ctf ctg ctk ctn cto ctr ctt ctu cuc cue cuf cug cuk cun cuo cur cut cuu ec- ecc ece ecf ecg eck ecn eco ecr ect ecu eec eee eef eeg eek een eeo eer eet ef- efc efe eff efg efo efr eft egc ege egf egg egn ego egr egt egu ekc eke ekf ekg eko ekr ekt eku en- enc ene enf eng enk enn eno enr ent enu eo- eoc eoe eof eog eok eon eoo eor eot eou erc ere erf erg erk ern ero err ert eru etc ete etf etg etk etn eto etr ett etu eu- euc eue euf eug eun eur eut fcc fce fcf fcg fck fcn fco fcr fct fcu fec fee fef feg fek fen feo fer fet feu ffc ffe fff ffg ffk ffn ffo ffr fft ffu fgc fge fgf fgg fgn fgr fgt fkc fkf fkg fkk fkt fnc fne fnf fng fnk fnn fnr fnt fnu foc foe fof fog fok fon foo for fot fou frc fre frf frg frk frn fro frr frt fru ftc fte ftf ftg ftk ftn fto ftr ftt ftu fue fuf fug fuk fun fuo fur fut fuu gcc gce gcf gcg gck gcn gco gcr gct gcu ge- gec gee gef geg gek gen geo ger get geu gfc gfe gff gfk gfo gfr gft ggc ggg ggn ggo ggr ggt ggu gkn gko gkt gnc gne gnf gnn gno gnr gnt gnu goc goe gof gog gok gon goo gor got gou grc gre grf grg grk grn gro grr grt gru gtc gte gtf gtg gtk gtn gto gtr gtt gtu gu- guc gue guf gug guk gun guo gur gut guu k-t kcc kce kcg kck kcn kcr kct kcu ke- kec kee kef keg kek ken keo ker ket kfc kff kfg kfo kfu kgc kgf kgo kgu kkc kke kkk kkn kkr kkt kku kn- knc kne knf kng knk knn kno knr knt knu koc koe kof kog kok kon koo kor kot kou krc krf krg krk krn kro krr krt kru ktc kte ktf ktg ktk ktn kto ktr ktt ktu kuc kue kug kuk kun kur kut kuu ncc nce ncf ncg nck ncn nco ncr nct ncu ne- nec nee nef neg nek nen neo ner net neu nfc nfe nff nfk nfn nfo nfr nft nfu ngc nge ngf ngg ngk ngn ngo ngt ngu nkc nke nkf nkk nkn nko nkr nkt nku nnc nne nnf nng nnk nnn nno nnt nnu no- noc noe nof nog nok non noo nor not nou nrc nre nrf nrg nrk nrn nro nrr nrt nru ntc nte ntf ntg ntk ntn nto ntr ntt ntu nuc nue nug nuk nun nuo nur nut nuu oc- occ ocf ocg ock ocn oco ocr oct ocu oec oee oef oeg oen oeo oer oet of- ofc ofe off ofg ofn ofo ofr oft ofu ogc oge ogf ogg ogn ogo ogt okc oke okg okk oko okr oku on- onc one onf ong onk onn ono onr ont onu oo- ooc oof oog ook oon ooo oor oot or- orc ore orf org ork orn oro orr ort oru ot- otc ote otf otg otk otn oto otr ott otu ou- ouc oue ouf ouk oun ouo our out rcc rce rcf rcg rcn rco rcr rct rcu re- rec ree ref reg rek ren reo rer ret reu rfc rfe rff rfg rfk rfn rfo rfr rft rfu rgc rge rgf rgg rgk rgn rgo rgr rgt rkc rke rkf rkg rkk rko rkt rku rnc rng rnn rno rnr rnt rnu roc roe rof rog rok ron roo ror rot rou rrc rrf rrg rrk rrn rrr rrt rru rtc rte rtf rtg rtk rtn rto rtr rtt rtu ruc rue ruf rug ruk run ruo rur rut ruu tcc tce tcf tcg tck tcn tco tcr tct tcu te- tec tee tef teg tek ten teo ter tet teu tfc tfe tff tfg tfk tfn tfo tfr tft tfu tgc tge tgf tgg tgk tgn tgo tgr tgt tgu tkc tke tkg tkk tko tkr tkt tnc tne tnf tng tnk tnn tno tnr tnt to- toc toe tof tog tok ton too tor tot tou trc tre trf trg trk trn tro trr trt tru ttc tte ttf ttg ttk ttn tto ttr ttt ttu tuc tue tuf tug tuk tun tuo tur tut tuu ucc uce ucf ucg uck ucn uco ucr uct ucu uec uee uef ueg uen uer uet ufc ufe uff ufg ufn ufo ufr uft ufu ugc uge ugf ugg ugk ugn ugo ugr ugt ugu ukc uke ukf ukk ukn ukr uku un- unc une unf ung unk unn uno unr unt unu uoc uoe uog uok uon uoo uor uot ur- urc ure urf urg urk urn uro urr urt uru utc ute utf utk utn uto utr utt utu uuc uue uug uun uur uut uuu