-er b-u bbb bbe bbi bbk bbl bbq bbr bbs bbu be- beb bee bei bek bel beq ber bes beu bi- bib bie bii bik bil bir bis biu bkb bke bkk bkl bkq bkr bks blb ble bli blk bll blq blr bls blu bqe brb bre bri brk brl brq brr brs bru bsb bse bsi bsk bsl bsr bss bsu bub bue bui buk bul bur bus buu ebb ebe ebi ebk ebl ebq ebr ebs ebu eeb eee eek eel eer ees eib eie eii eik eil eir eis eiu ekb eke eki ekl ekr eks eku elb ele eli elk ell elr els elu eqe eqq eqs equ erb ere eri erk erl erq err ers eru es- esb ese esi esk esl esq esr ess esu eu- eub eue eui eul eur eus ibb ibe ibi ibk ibl ibr ibs ibu ie- iee iei iek iel ier ies iib iie iii iil iir iis iiu ikb ike iki ikk ikl ikr iks iku il- ilb ile ili ilk ill ilq ilr ils ilu iqe iqs iqu ir- irb ire iri irk irl irq irr irs iru is- isb ise isi isk isl isq isr iss isu iu- iub iue iui iur ius kbb kbe kbi kbk kbl kbr kbs kbu ke- keb kee kei kek kel ker kes kib kie kii kik kil kir kis kiu kkb kke kki kkk kkl kkr kks kku kl- klb kli klq klr kls klu kql kri krk krl krr krs kru ksb kse ksi ksk ksl ksr kss ksu kub kue kui kuk kul kur kus kuu lbb lbe lbi lbk lbl lbr lbs lbu leb lee lei lek lel leq ler les leu lib lie lii lik lil liq lir lis liu lkb lkl lkr lks llb lle lli llk lll llq llr lls llu lqr lrb lri lrk lrr lrs lru lsb lse lsi lsk lsl lsq lsr lss lsu lub lue lui luk lul lur lus luu qbe qbq qbs qee qie qik qil qir qis qiu qki qls qqk qqq qqu qrb qre qri qrl qrs qru qsi qsl qsr qu- que qui qul qur qus rbb rbe rbi rbk rbl rbr rbs rbu re- reb ree rei rek rel req rer res reu rib rie rii rik ril riq rir ris rkb rke rkk rks rku rle rli rll rlr rls rlu rqs rrb rri rrk rrl rrq rrr rrs rru rsb rse rsi rsk rsl rsq rsr rss rsu rub rue rui ruk rur rus ruu sbb sbe sbi sbk sbl sbq sbr sbs sbu se- seb see sei sek sel seq ser ses seu sib sie sii sik sil siq sir sis siu sk- skb ske ski skk skl skq skr sks sku slb sle sli slk sll slq slr sls slu sqi sql sqq sqr sqs sr- srb sre sri srk srl srq srr srs ss- ssb sse ssi ssk ssl ssq ssr sss ssu sub sue sui suk sul suq sur sus suu ubb ube ubi ubk ubl ubr ubs ubu ueb uee uei uel uer ues uib uie uii uil uiq uir uis uiu ukb uke uki ukk ukl ukr uku ulb ule uli ulk ull ulr uls ulu ur- urb ure uri urk url urr urs uru usb use usi usk usl usr uss usu uue uur uus uuu

bbbb bbbq bbbs bbeb bblb bbls bbqs bebb bebe bebi beeb beek beel beer bees beik beil beir beis beke beki beks bele beli belk bell bels belu bere beri berk berr bers beru bes- bese besk bess beuk beur bibb bibe bibi bibl bibs bieb biel bier bies bieu biis bike biku bile bili bilk bill bils bilu biqi birb bire biri birk birl birr birs biru bis- bise bisk bisl biss bisu bleb blee blei blek bles bleu blik blir blis blkb blls blqs blss blub blue blur blus bque breb bree brei brek brel brer bres brie brik bril briq bris brkb brls brrr brrs brsb brsr brue brus bseb bsee bser bses bsse bubb bube bubi bubq bubs bubu buel buer bueu buie buik buir buis buiu buke buki bukk buku bulb bule buli bulk bull buls bulu bur- burb bure buri burk burl burr burs buru buse busi busk buss busu buus ebbr ebbs ebel eber ebes ebis ebli ebru ebul ebur ebus eeee eees eeke eeks eele eels eers eese eesi eesk ei-q eiei eier eies eike eiki eiks eile eire eirs eise eisk eiss ekeb ekek eker ekes ekis ekki eksi ekur el-b elbe elbi elbu elee elek eler eles elie elik elil elis elke elki elks elle elli ells ellu else elsu elue elui elul elus equ- eque equi equs erbb erbe ereb erei erel erer eres erie erik eril eriq eris eriu erke erki erks erle erli erll erqi erre errs erse ersi erub erur erus esbs esee esek esel eser eses esie esik esil esis eske esks esku esli esqr esqs esri esse essi essl essu esui esus eubi euer eule eur- eure euse i-be ibes ibie ibis ible ibri ibss ibus ieie iele iels iere ieri iers iesi iesr iesu iies iiie iiii iiis iirs iisi iisr iisu ikee iker ikes ikki ikri iksu ikue ile- ilek iler iles ilie ilir ilis ilke ilki ilks ilku ill- ille illi ills ilre ilse ilus iqer ique irbe iree irel irer ires iri- irie iril iris irki irks irlb irql irre irri irrs irse irul irus isbe isbl iseb isee isel iser ises isie isil isis isku isle isls isql isri isse issi issr isss issu isuq isus iuel iuiu iuse iuss kbbb kbbe kbbi kbbk kbbl kbbr kbbs kbbu kbeb kbee kbek kbel kber kbes kbib kbie kbik kbil kbiq kbis kbiu kbkb kbkk kbkl kbkr kblb kble kbll kblr kbls kblu kbqb kbqi kbql kbqr kbrb kbre kbri kbrk kbrl kbrq kbru kbsb kbsi kbsk kbsq kbsr kbss kbsu kbub kbue kbuk kbul kbur kbus