-er -ic -th bbb bbc bbd bbe bbg bbh bbi bbk bbm bbn bbr bbt bcb bcc bcd bce bcg bch bci bck bcm bcn bcr bct bdb bdc bdd bde bdg bdh bdi bdk bdm bdr bdt be- beb bec bed bee beg beh bei bek bem ben ber bet bgb bgc bgd bge bgg bgh bgi bgk bgm bgn bgr bgt bhb bhc bhd bhe bhg bhh bhi bhk bhm bhr bht bi- bib bic bid bie big bih bii bik bim bin bir bit bkb bkc bke bkg bkk bkm bkn bkr bkt bmb bmc bmd bme bmg bmh bmi bmk bmm bmn bmr bmt bnb bnc bnd bne bng bni bnk bnn bnr bnt brb brd bre brg brh bri brk brm brn brr brt btb btc btd bte btg bth bti btk btm btn btr btt c-- cbb cbc cbd cbe cbg cbh cbi cbk cbm cbn cbr cbt ccb ccc ccd cce ccg cch cci cck ccm ccn ccr cct cdb cdc cdd cde cdg cdh cdi cdk cdm cdn cdr cdt ce- ceb cec ced cee ceg ceh cei cek cem cen cer cet cgb cgc cgd cge cgg cgh cgi cgm cgn cgr cgt ch- chb chc chd che chg chh chi chk chm chn chr cht ci- cib cic cid cie cig cih cii cik cim cin cir cit ckb ckc ckd ckh cki ckm ckt cmb cmc cmd cme cmg cmh cmi cmk cmm cmn cmr cmt cn- cnb cnc cnd cne cng cnh cni cnm cnn cnr cnt crb crc crd cre crg crh cri crk crm crn crr crt ctb ctc ctd cte ctg cth cti ctk ctm ctn ctr ctt dbb dbc dbd dbe dbg dbh dbi dbk dbm dbn dbr dbt dcb dcc dcd dce dcg dci dck dcm dcn dcr dct ddb ddc ddd dde ddg ddh ddi ddk ddm ddn ddr ddt de- deb dec ded dee deg deh dei dek dem den der det dgc dgd dge dgg dgh dgi dgk dgm dgn dgr dgt dh- dhb dhc dhd dhe dhh dhi dhk dhm dhr dht di- dib dic did die dig dih dii dik dim din dir dit dkb dkc dke dkg dki dkk dkm dkr dkt dmb dmc dmd dme dmg dmh dmi dmk dmm dmn dmr dmt dnb dnc dnd dne dng dnh dni dnk dnm dnn dnr dnt drb drc drd dre drg dri drk drm drn drr drt dtb dtc dtd dte dtg dth dti dtk dtm dtn dtr dtt ebb ebc ebd ebe ebg ebh ebi ebk ebm ebn ebr ebt ec- ecb ecc ecd ece ecg ech eci eck ecm ecn ecr ect ed- edb edc edd ede edg edh edi edk edm edn edr edt eeb eec eed eee eeg eek eem een eer eet egb egc egd ege egg egh egi egm egn egr egt ehb ehc ehd ehe ehg ehh ehi ehm ehn ehr eht eib eic eid eie eig eii eik eim ein eir eit ekb ekc ekd eke ekg ekh eki ekr ekt em- emb emc emd eme emg emh emi emk emm emn emr emt en- enb enc end ene eng enh eni enk enm enn enr ent erb erc erd ere erg erh eri erk erm ern err ert etb etc etd ete etg eth eti etk etm etn etr ett g-d gbc gbd gbe gbg gbh gbi gbk gbm gbn gbr gbt gcb gcc gcd gce gcg gch gci gck gcm gcn gcr gct gdb gdc gdd gde gdh gdi gdk gdm gdn gdr gdt ge- geb gec ged gee geg geh gei gek gem gen ger get ggb ggc ggd ggg ggh ggi ggm ggn ggr ggt ghb ghc ghd ghe ghg ghh ghi ghn ghr ght gib gic gid gie gig gih gii gik gim gin gir git gkb gkd gkh gkm gkn gkt gmb gmc gmd gme gmg gmh gmi gmm gmn gmr gmt gnb gnc gnd gne gni gnm gnn gnr gnt grb grc grd gre grg grh gri grk grm grn grr grt gtb gtc gtd gte gtg gth gti gtk gtm gtn gtr gtt h-i hbb hbc hbd hbe hbg hbh hbi hbk hbm hbn hbr hbt hcb hcc hcd hce hcg hch hci hck hcm hcn hcr hct hdb hdc hdd hde hdg hdh hdi hdk hdm hdn hdr hdt he- heb hec hed hee heg heh hei hek hem hen her het hgb hgc hge hgg hgh hgi hgk hgm hgn hgr hgt hhb hhc hhd hhe hhg hhh hhi hhk hhm hhn hhr hht hib hic hid hie hig hih hii hik him hin hir hit hkb hkd hkg hkh hki hkk hkm hkn hkr hkt hmb hmc hmd hme hmg hmh hmi hmk hmm hmr hmt hnb hnc hnd hne hng hnh hnk hnn hnt hr- hrb hrc hrd hre hrg hrh hri hrk hrm hrn hrr hrt htb htc htd hte htg hth hti htk htm htn htr htt i-d ibb ibc ibd ibe ibg ibh ibi ibk ibm ibn ibr ibt icb icc icd ice icg ich ici ick icm icn icr ict idb idc idd ide idg idh idi idk idm idn idr idt ie- iec ied iee ieg iei iek iem ien ier iet igb igc igd ige igg igh igi igk igm ign igr igt ihb ihc ihd ihe ihg ihh ihi ihk ihm ihn ihr iht iib iic iid iie iih iii iim iin iir iit ikb ikc ike iki ikk ikr ikt im- imb imc imd ime img imh imi imm imn imt in- inb inc ind ine ing inh ini ink inm inn inr int ir- irb irc ird ire irg iri irk irm irn irr irt itb itc itd ite itg ith iti itk itm itn itt k-t kbb kbc kbd kbe kbh kbi kbk kbm kbn kbr kcb kcc kcd kce kcg kch kci kck kcm kcn kcr kct kdb kdc kde kdg kdh kdk kdm kdr kdt