-th bbb bbc bbd bbe bbf bbh bbk bbm bbo bbt bcb bcc bcd bce bcf bch bck bcm bco bct bdb bdc bdd bde bdf bdh bdk bdm bdo bdt be- beb bec bed bee bef beh bek bem beo bet bfb bfc bfd bfe bff bfh bfm bfo bft bhb bhc bhd bhe bhf bhh bhk bhm bho bht bkb bkc bke bkf bkk bkm bko bkt bmb bmc bmd bme bmf bmh bmk bmm bmo bmt bob boc bod boe bof boh bok bom boo bot btb btc btd bte btf bth btk btm bto btt c-- cbb cbc cbd cbe cbf cbh cbk cbm cbo cbt ccb ccc ccd cce ccf cch cck ccm cco cct cdb cdc cdd cde cdf cdh cdk cdm cdo cdt ce- ceb cec ced cee cef ceh cek cem ceo cet cfb cfc cfd cfe cff cfh cfk cfm cfo cft ch- chb chc chd che chf chh chk chm cho cht ckb ckc ckd ckh ckm cko ckt cmb cmc cmd cme cmf cmh cmk cmm cmo cmt co- cob coc cod coe cof coh cok com coo cot ctb ctc ctd cte ctf cth ctk ctm cto ctt dbb dbc dbd dbe dbf dbh dbk dbm dbo dbt dcb dcc dcd dce dcf dck dcm dco dct ddb ddc ddd dde ddf ddh ddk ddm ddo ddt de- deb dec ded dee def deh dek dem deo det dfb dfc dfd dfe dff dfh dfk dfm dfo dft dh- dhb dhc dhd dhe dhf dhh dhk dhm dho dht dkb dkc dke dkk dkm dko dkt dmb dmc dmd dme dmf dmh dmk dmm dmo dmt dob doc dod doe dof doh dok dom doo dot dtb dtc dtd dte dtf dth dtk dtm dto dtt ebb ebc ebd ebe ebf ebh ebk ebm ebo ebt ec- ecb ecc ecd ece ecf ech eck ecm eco ect ed- edb edc edd ede edf edh edk edm edo edt eeb eec eed eee eef eek eem eeo eet ef- efb efc efd efe eff efh efm efo eft ehb ehc ehd ehe ehf ehh ehm eho eht ekb ekc ekd eke ekf ekh eko ekt em- emb emc emd eme emf emh emk emm emo emt eo- eob eoc eod eoe eof eoh eok eom eoo eot etb etc etd ete etf eth etk etm eto ett fbb fbc fbd fbe fbf fbh fbk fbm fbo fbt fcb fcc fcd fce fcf fck fcm fco fct fdb fdc fdd fde fdf fdh fdk fdm fdo fdt feb fec fed fee fef feh fek fem feo fet ffc ffd ffe fff ffh ffk ffm ffo fft fhb fhc fhe fhf fhh fhm fho fkb fkc fkf fkk fkm fkt fmb fmc fmd fme fmf fmh fmm fmo fmt fob foc foe fof foh fok fom foo fot ftb ftc ftd fte ftf fth ftk ftm fto ftt hbb hbc hbd hbe hbf hbh hbk hbm hbo hbt hcb hcc hcd hce hcf hch hck hcm hco hct hdb hdc hdd hde hdf hdh hdk hdm hdo hdt he- heb hec hed hee hef heh hek hem heo het hfb hfc hfd hfe hff hfh hfk hfm hfo hft hhb hhc hhd hhe hhf hhh hhk hhm hho hht hkb hkd hkf hkh hkk hkm hko hkt hmb hmc hmd hme hmf hmh hmk hmm hmo hmt hob hoc hod hoe hof hoh hok hom hoo hot htb htc htd hte htf hth htk htm hto htt k-t kbb kbc kbd kbe kbf kbh kbk kbm kbo kcb kcc kcd kce kch kck kcm kct kdb kdc kde kdf kdh kdk kdm kdo kdt ke- keb kec ked kee kef keh kek kem keo ket kfc kfd kff kfh kfm kfo khe khf khh khk khm kho kkb kkc kke kkh kkk kkm kkt kmb kmc kmd kme kmf kmh kmk kmm kmo kmt kob koc kod koe kof koh kok kom koo kot ktb ktc kte ktf kth ktk ktm kto ktt m-f m-o mbb mbc mbd mbe mbf mbh mbk mbm mbo mbt mc- mcb mcc mcd mce mcf mch mck mcm mco mct mdb mdc mdd mde mdf mdh mdk mdm mdo mdt meb mec med mee mef meh mek mem meo met mfb mfc mfd mfe mff mfh mfm mfo mft mhc mhd mhf mhh mhk mhm mho mht mkb mkc mkd mke mkh mkk mkm mko mkt mmb mmc mmd mme mmf mmh mmk mmm mmo mmt mob moc mod moe mof moh mok mom moo mot mtb mtc mtd mte mtf mth mtk mtm mto mtt ob- obb obc obd obe obf obh obk obm obo obt oc- ocb occ ocd ocf och ock ocm oco oct odb odc odd ode odf odh odm odo odt oeb oec oed oee oef oeh oem oeo oet of- ofb ofc ofd ofe off ofm ofo oft ohc ohd ohe ohf ohh ohm oho oht okb okc okd oke okk oko om- omb omc omd ome omf omh omm omo omt oo- oob ooc ood oof ooh ook oom ooo oot ot- otb otc otd ote otf oth otk otm oto ott tbb tbc tbd tbe tbf tbh tbk tbm tbo tbt tcb tcc tcd tce tcf tch tck tcm tco tct tdb tdc tdd tde tdf tdh tdk tdm tdo tdt te- teb tec ted tee tef teh tek tem teo tet tfb tfc tfd tfe tff tfh tfk tfm tfo tft th- thb thc thd the thf thh thk thm tho tht tkb tkc tke tkk tkm tko tkt tmb tmc tmd tme tmf tmh tmk tmm tmo tmt to- tob toc tod toe tof toh tok tom too tot ttb ttc ttd tte ttf tth ttk ttm tto ttt

bbbb bbch bbcm bbdd bbdo bbeb bbet bbfc bcbc bccc bccm bcde bcec bcet bcfc bcfm bchd bche bcof bctc bdbc bddc bddh bebb bebe bebo bech beck bede bedo beeb beed beef beek beem beet