-er -ic b-u bbb bbc bbd bbe bbh bbi bbk bbn bbr bbs bbu bcb bcc bcd bce bch bci bck bcn bcr bcs bcu bdb bdc bdd bde bdh bdi bdk bdr bds bdu be- beb bec bed bee beh bei bek ben ber bes beu bhb bhc bhd bhe bhh bhi bhk bhr bhs bhu bi- bib bic bid bie bih bii bik bin bir bis biu bkb bkc bke bkk bkn bkr bks bnb bnc bnd bne bni bnk bnn bnr bns bnu brb brd bre brh bri brk brn brr brs bru bsb bsc bsd bse bsh bsi bsk bsn bsr bss bsu bub buc bud bue buh bui buk bun bur bus buu c-- cbb cbc cbd cbe cbh cbi cbk cbn cbr cbs cbu ccb ccc ccd cce cch cci cck ccn ccr ccs ccu cdb cdc cdd cde cdh cdi cdk cdn cdr cds cdu ce- ceb cec ced cee ceh cei cek cen cer ces ceu ch- chb chc chd che chh chi chk chn chr chs chu ci- cib cic cid cie cih cii cik cin cir cis ciu ckb ckc ckd ckh cki cks cn- cnb cnc cnd cne cnh cni cnn cnr cns cnu crb crc crd cre crh cri crk crn crr crs cru csb csc csd cse csh csi csk csn csr css csu cub cuc cud cue cuh cui cuk cun cur cus cuu dbb dbc dbd dbe dbh dbi dbk dbn dbr dbs dbu dcb dcc dcd dce dci dck dcn dcr dcs dcu ddb ddc ddd dde ddh ddi ddk ddn ddr dds ddu de- deb dec ded dee deh dei dek den der des deu dh- dhb dhc dhd dhe dhh dhi dhk dhr dhs dhu di- dib dic did die dih dii dik din dir dis diu dkb dkc dke dki dkk dkr dks dku dnb dnc dnd dne dnh dni dnk dnn dnr dns drb drc drd dre dri drk drn drr drs dru dsb dsc dsd dse dsh dsi dsk dsn dsr dss dsu dub duc dud due duh dui duk dun dur dus ebb ebc ebd ebe ebh ebi ebk ebn ebr ebs ebu ec- ecb ecc ecd ece ech eci eck ecn ecr ecs ecu ed- edb edc edd ede edh edi edk edn edr eds edu eeb eec eed eee eek een eer ees ehb ehc ehd ehe ehh ehi ehn ehr ehs ehu eib eic eid eie eii eik ein eir eis eiu ekb ekc ekd eke ekh eki ekr eks eku en- enb enc end ene enh eni enk enn enr ens enu erb erc erd ere erh eri erk ern err ers eru es- esb esc esd ese esh esi esk esn esr ess esu eu- eub euc eud eue eui eun eur eus h-i hbb hbc hbd hbe hbh hbi hbk hbn hbr hbs hbu hcb hcc hcd hce hch hci hck hcn hcr hcs hdb hdc hdd hde hdh hdi hdk hdn hdr hds hdu he- heb hec hed hee heh hei hek hen her hes heu hhb hhc hhd hhe hhh hhi hhk hhn hhr hhs hhu hib hic hid hie hih hii hik hin hir his hiu hkb hkd hkh hki hkk hkn hkr hks hku hnb hnc hnd hne hnh hnk hnn hns hnu hr- hrb hrc hrd hre hrh hri hrk hrn hrr hrs hru hsb hsc hsd hse hsh hsi hsk hsn hsr hss hsu hub huc hud hue huh hui huk hun hur hus huu i-d ibb ibc ibd ibe ibh ibi ibk ibn ibr ibs ibu icb icc icd ice ich ici ick icn icr ics icu idb idc idd ide idh idi idk idn idr ids idu ie- iec ied iee iei iek ien ier ies ihb ihc ihd ihe ihh ihi ihk ihn ihr ihs ihu iib iic iid iie iih iii iin iir iis iiu ikb ikc ike iki ikk ikr iks iku in- inb inc ind ine inh ini ink inn inr ins inu ir- irb irc ird ire iri irk irn irr irs iru is- isb isc isd ise ish isi isk isn isr iss isu iu- iub iuc iud iue iui iur ius kbb kbc kbd kbe kbh kbi kbk kbn kbr kbs kbu kcb kcc kcd kce kch kci kck kcn kcr kcs kcu kdb kdc kde kdh kdk kdr kds kdu ke- keb kec ked kee keh kei kek ken ker kes khe khh khi khk khn khr khs khu kib kic kid kie kih kii kik kin kir kis kiu kkb kkc kke kkh kki kkk kkn kkr kks kku kn- knc knd kne kni knk knn knr knu krc krd kri krk krn krr krs kru ksb ksc ksd kse ksh ksi ksk ksn ksr kss ksu kub kuc kud kue kuh kui kuk kun kur kus kuu n-i nbb nbc nbd nbe nbi nbk nbn nbr nbs nbu ncb ncc ncd nce nch nci nck ncn ncr ncs ncu ndb ndc ndd nde ndh ndi ndk ndn ndr nds ndu ne- neb nec ned nee neh nei nek nen ner nes neu nhb nhc nhd nhe nhh nhi nhk nhn nhr nhs nhu nib nic nid nie nih nii nik nin nir nis niu nkc nke nki nkk nkn nkr nks nku nnb nnc nne nnh nni nnk nnn nns nnu nrb nrc nrd nre nri nrk nrn nrr nrs nru nsb nsc nsd nse nsh nsi nsk nsn nsr nss nsu nub nuc nud nue nuh nui nuk nun nur nus nuu rbb rbc rbd rbe rbh rbi rbk rbn rbr rbs rbu rcb rcc rcd rce rch rci rcn rcr rcs rcu rdb rdc rdd rde rdh rdi rdn rdr rds rdu re- reb rec red ree reh rei rek ren rer res reu rh- rhb rhc rhd rhe rhh rhi rhn rhr rhs rhu rib ric rid rie rih rii rik rin rir ris rkb rkc rke rkk rks rku rnb