-er bbb bbd bbe bbi bbk bbr bbs bbt bdb bdd bde bdi bdk bdr bds bdt be- beb bed bee bei bek ber bes bet bi- bib bid bie bii bik bir bis bit bkb bke bkk bkr bks bkt brb brd bre bri brk brr brs brt bsb bsd bse bsi bsk bsr bss bst btb btd bte bti btk btr bts btt dbb dbd dbe dbi dbk dbr dbs dbt ddb ddd dde ddi ddk ddr dds ddt de- deb ded dee dei dek der des det di- dib did die dii dik dir dis dit dkb dke dki dkk dkr dks dkt drb drd dre dri drk drr drs drt dsb dsd dse dsi dsk dsr dss dst dtb dtd dte dti dtk dtr dts dtt ebb ebd ebe ebi ebk ebr ebs ebt ed- edb edd ede edi edk edr eds edt eeb eed eee eek eer ees eet eib eid eie eii eik eir eis eit ekb ekd eke eki ekr eks ekt erb erd ere eri erk err ers ert es- esb esd ese esi esk esr ess est etb etd ete eti etk etr ets ett i-d ibb ibd ibe ibi ibk ibr ibs ibt idb idd ide idi idk idr ids idt ie- ied iee iei iek ier ies iet iib iid iie iii iir iis iit ikb ike iki ikk ikr iks ikt ir- irb ird ire iri irk irr irs irt is- isb isd ise isi isk isr iss ist itb itd ite iti itk its itt k-t kbb kbd kbe kbi kbk kbr kbs kdb kde kdk kdr kds kdt ke- keb ked kee kei kek ker kes ket kib kid kie kii kik kir kis kit kkb kke kki kkk kkr kks kkt krd kri krk krr krs krt ksb ksd kse ksi ksk ksr kss kst ktb kte ktk ktr kts ktt rbb rbd rbe rbi rbk rbr rbs rbt rdb rdd rde rdi rdr rds rdt re- reb red ree rei rek rer res ret rib rid rie rii rik rir ris rit rkb rke rkk rks rkt rrb rrd rri rrk rrr rrs rrt rsb rsd rse rsi rsk rsr rss rst rtb rtd rte rti rtk rtr rts rtt sbb sbd sbe sbi sbk sbr sbs sbt sdb sdd sde sdi sdk sdr sds sdt se- seb sed see sei sek ser ses set sib sid sie sii sik sir sis sit sk- skb skd ske ski skk skr sks skt sr- srb srd sre sri srk srr srs srt ss- ssb ssd sse ssi ssk ssr sss sst stb std ste sti stk str sts stt tbb tbd tbe tbi tbk tbr tbs tbt tdb tdd tde tdi tdk tdr tds tdt te- teb ted tee tei tek ter tes tet tib tid tie tii tik tir tis tit tkb tke tkk tkr tks tkt trb trd tre tri trk trr trs trt tsb tsd tse tsi tsk tsr tss tst ttb ttd tte tti ttk ttr tts ttt

bbbb bbbs bbdd bbeb bbet bd-r bdes bdii bdsd bebb bebe bebi bede bedi beds beeb beed beek beer bees beet beik beir beis beit beke beki beks berd bere beri berk berr bers bert bes- bese besk bess best bete beti bets bett bibb bibe bibi bibs bide bidi bidr bids bieb bied bier bies biet biis bike birb bird bire biri birk birr birs birt bis- bisd bise bisk biss bist bitd bite bits bitt brds brdt breb bred bree brei brek brer bres bret brid brie brik bris brit brkb brrr brrs brsb brsr brst bsbd bseb bsed bsee bser bses bset bskt bsrd bssd bsse bsts btdt btek btie btrt btss bttb dbit dbrs dbss dbtt dddd ddes ddie ddre ddss ddts debe debi debs debt dedd dede dedi deeb deed deek deer dees deet deid deie deir deis deit dek- deke deks der- derb dere deri derk derr ders des- dese desi desk dess dest dete detk detr dets dibb dibe dibs dide didi dids dieb died dier dies diet diii diis dike diki dird dire dirk dirr dirs dirt dis- disd dise disi disk diss dist dite diti dits ditt dkid dred dree drei drek dres dret drib drie drit drrs dsdr dsei dsri dsrr dssi dsst dsts dted dtek dtki dtss ebbr ebbs ebed eber ebes ebid ebis ebit edde eddi edds ede- edei eder edes edie edik edis edit edss edts eede eeee eees eeke eeks eers eese eesi eesk eete eets eid- eide eidi eidr eied eiei eier eies eike eiki eiks eird eire eirs eisd eise eisk eiss eist eitb eiti eitr ekeb eked ekek eker ekes eket ekis ekki eksi erbb erbe erde erdi erds ereb ered erei erer eres eret erie erik eris erit erke erki erks erre errs erse ersi erst erts esbs esdi esds esee esek eser eses eset esie esik esis esit eske esks esrd esri esse essi esst estd este estr ests etbr etds etee eter etes etik etre etsi ette etti i-be ibed ibes ibet ibid ibie ibis ibrd ibri ibss ibtb ibts idbe ided idee ider ides idid idie idir idis idre idse idss idts iedr ieds ieet ieie iere ieri iers iesi iesr iest iett iide iied iies iiie iiii iiis iiit iirs iisd iisi iisr iist iitr iitt ikee iker ikes ikid ikki ikri irbe irds ired iree irer ires iri- irid irie iris irki irks irre irri irrs irse irte irti irts isbd isbe isbt isdb isde isds iseb ised isee iser ises iset isie isis isit isri isse issi issr isss istd iste isti istr ists itbe itbs itek iter ites itet itie itis itri itrs itse itsi k-id kbbb kbbd kbbe kbbi kbbk kbbr kbbs kbbt kbdb kbde kbdi kbdr kbds kbeb kbed kbee kbek kber kbes kbet kbib kbid kbie kbik kbis kbit kbkb kbkk kbkr kbrb kbrd kbre kbri kbrk kbrt kbsb kbsi kbsk kbsr kbss kbst kbtb