-er -ic -th bbb bbc bbe bbg bbh bbi bbl bbr bbt bcb bcc bce bcg bch bci bcl bcr bct be- beb bec bee beg beh bei bel ber bet bgb bgc bge bgg bgh bgi bgl bgr bgt bhb bhc bhe bhg bhh bhi bhl bhr bht bi- bib bic bie big bih bii bil bir bit blb blc ble blg blh bli bll blr blt brb bre brg brh bri brl brr brt btb btc bte btg bth bti btl btr btt c-- cbb cbc cbe cbg cbh cbi cbl cbr cbt ccb ccc cce ccg cch cci ccl ccr cct ce- ceb cec cee ceg ceh cei cel cer cet cgb cgc cge cgg cgh cgi cgl cgr cgt ch- chb chc che chg chh chi chl chr cht ci- cib cic cie cig cih cii cil cir cit cl- clb clc cle clg clh cli cll clr clt crb crc cre crg crh cri crl crr crt ctb ctc cte ctg cth cti ctl ctr ctt ebb ebc ebe ebg ebh ebi ebl ebr ebt ec- ecb ecc ece ecg ech eci ecl ecr ect eeb eec eee eeg eel eer eet egb egc ege egg egh egi egl egr egt ehb ehc ehe ehg ehh ehi ehl ehr eht eib eic eie eig eii eil eir eit elb elc ele elg elh eli ell elr elt erb erc ere erg erh eri erl err ert etb etc ete etg eth eti etl etr ett gbc gbe gbg gbh gbi gbl gbr gbt gcb gcc gce gcg gch gci gcl gcr gct ge- geb gec gee geg geh gei gel ger get ggb ggc ggg ggh ggi ggr ggt ghb ghc ghe ghg ghh ghi ghl ghr ght gib gic gie gig gih gii gil gir git glb glc gle glg glh gli gll glr glt grb grc gre grg grh gri grl grr grt gtb gtc gte gtg gth gti gtl gtr gtt h-i hbb hbc hbe hbg hbh hbi hbl hbr hbt hcb hcc hce hcg hch hci hcl hcr hct he- heb hec hee heg heh hei hel her het hgb hgc hge hgg hgh hgi hgl hgr hgt hhb hhc hhe hhg hhh hhi hhl hhr hht hib hic hie hig hih hii hil hir hit hlb hlc hle hlg hlh hli hll hlr hlt hr- hrb hrc hre hrg hrh hri hrl hrr hrt htb htc hte htg hth hti htl htr htt ibb ibc ibe ibg ibh ibi ibl ibr ibt icb icc ice icg ich ici icl icr ict ie- iec iee ieg iei iel ier iet igb igc ige igg igh igi igl igr igt ihb ihc ihe ihg ihh ihi ihl ihr iht iib iic iie iih iii iil iir iit il- ilb ilc ile ilg ilh ili ill ilr ilt ir- irb irc ire irg iri irl irr irt itb itc ite itg ith iti itl itt lbb lbc lbe lbg lbh lbi lbl lbr lbt lcb lcc lce lcg lch lci lcl lcr lct leb lec lee leg leh lei lel ler let lgb lgc lge lgg lgh lgi lgl lgr lgt lhb lhc lhh lhi lhr lht lib lic lie lig lih lii lil lir lit llb llc lle llg lli lll llr llt lrb lrc lrg lrh lri lrr lrt ltb ltc lte ltg lth lti ltl ltr ltt rbb rbc rbe rbg rbh rbi rbl rbr rbt rcb rcc rce rcg rch rci rcl rcr rct re- reb rec ree reg reh rei rel rer ret rgb rgc rge rgg rgh rgi rgr rgt rh- rhb rhc rhe rhg rhh rhi rhl rhr rht rib ric rie rig rih rii ril rir rit rlc rle rlg rlh rli rll rlr rlt rrb rrc rrg rrh rri rrl rrr rrt rtb rtc rte rtg rti rtl rtr rtt tbb tbc tbe tbg tbh tbi tbl tbr tbt tcb tcc tce tcg tch tci tcl tcr tct te- teb tec tee teg teh tei tel ter tet tgb tgc tge tgg tgh tgi tgl tgr tgt th- thb thc the thg thh thi thl thr tht tib tic tie tig tih tii til tir tit tlc tle tlg tlh tli tll tlr tlt trb trc tre trg trh tri trl trr trt ttb ttc tte ttg tth tti ttl ttr ttt

bbbb bbch bbci bbeb bbet bblb bbrc bbrg bcbc bcbg bccc bcci bccl bcec bcer bcet bche bcie bcit bctc bebb bebe bebi bech beci beeb beeg beel beer beet begg begi behr beic beil beir beit bele belg beli bell belt berc bere berg beri berr bert betc bete beth beti bett bght bhcc bhel bher bhet bhie bhil bhir bhit bhrt bibb bibe bibi bibl bicc bice bicg bich bici bieb biel bier biet bigb bigc bige bigg bigt bihe bihi bihl bile bili bill bilt birb bire birg biri birl birr birt bitc bite bith bitt blbt bleb blee bleg bleh blei blet blic blir blit blrc blrg brcb brce breb brec bree breg brei brel brer bret bric brie brig brih bril brit brrr brtc btcc btcl btec btie btrc btrt bttb cbbc cbcc cbce cbcl cbcr cbct cbec cbee cber cbet cbgb cbhl cbir cbit cblb cblc cbre cbrh cbrl cbrt cbtc cbtl ccbc cccb cccc ccci cccl ccee ccel ccgc ccgt cche cchl cchr ccic ccii ccil ccir cclc cclg ccli ccrc ccre ccrg ccri ccrl ccrt cctb cctc cctl cctt cec- cece ceci cect ceeb ceec ceel cege cehl ceil cel- celc cele celi cell celt cer- cerc cere ceri cerl cert cet- cete ceti cgcc cgcg cgel cger cgtl chce chch chci cheb chec chee cheh chel cher chet chgb chge chib chic chie chig chih chil chir chit chlc chlr chlt chrb chrc chrr chrt chtr chtt cibc cibe cibi cicc cich cici cicr cict ciee ciel cier cigi cihr ciht ciii ciit cili cill cilt cirb circ cire cirh ciri cirl cirr