-er -ol bbb bbe bbi bbk bbl bbo bbr bbt be- beb bee bei bek bel beo ber bet bez bi- bib bie bii bik bil bio bir bit biz bkb bke bkk bkl bko bkr bkt blb ble bli blk bll blo blr blt blz bob boe boi bok bol boo bor bot boz brb bre bri brk brl bro brr brt brz btb bte bti btk btl bto btr btt btz bze bzo bzr bzz ebb ebe ebi ebk ebl ebo ebr ebt eeb eee eek eel eeo eer eet eib eie eii eik eil eio eir eit ekb eke eki ekl eko ekr ekt elb ele eli elk ell elo elr elt elz eo- eob eoe eoi eok eol eoo eor eot erb ere eri erk erl ero err ert erz etb ete eti etk etl eto etr ett etz eze ezo ezr ezz ibb ibe ibi ibk ibl ibo ibr ibt ibz ie- iee iei iek iel ier iet iib iie iii iil iio iir iit ikb ike iki ikk ikl iko ikr ikt il- ilb ile ili ilk ill ilo ilr ilt ilz io- iob ioe ioi iol ioo ior iot ir- irb ire iri irk irl iro irr irt itb ite iti itk itl ito itt itz ize izi izo izz k-t k-z kbb kbe kbi kbk kbl kbo kbr kbz ke- keb kee kei kek kel keo ker ket kez kib kie kii kik kil kio kir kit kiz kkb kke kki kkk kkl kkr kkt kl- klb kli klo klr klt klz kob koe koi kok kol koo kor kot koz kri krk krl kro krr krt ktb kte ktk ktl kto ktr ktt kzo lbb lbe lbi lbk lbl lbo lbr lbt leb lee lei lek lel leo ler let lez lib lie lii lik lil lio lir lit liz lkb lkl lkr lkt llb lle lli llk lll llo llr llt llz lob loe loi lok lol loo lor lot loz lrb lri lrk lro lrr lrt lrz ltb lte lti ltk ltl lto ltr ltt ltz lzi lzo lzr o-i ob- obb obe obi obk obl obo obr obt oeb oee oei oel oeo oer oet oib oie oii oik oil oio oir oit oiz okb oke oki okk okl oko okr olb ole oli olk oll olo olt oo- oob ooi ook ool ooo oor oot or- orb ore ori ork orl oro orr ort orz ot- otb ote oti otk otl oto otr ott otz oze ozo ozt ozz rbb rbe rbi rbk rbl rbo rbr rbt re- reb ree rei rek rel reo rer ret rez rib rie rii rik ril rio rir rit riz rkb rke rkk rko rkt rkz rle rli rll rlo rlr rlt rob roe roi rok rol roo ror rot roz rrb rri rrk rrl rrr rrt rtb rte rti rtk rtl rto rtr rtt rtz rzb rze rzo tbb tbe tbi tbk tbl tbo tbr tbt tbz te- teb tee tei tek tel teo ter tet tez tib tie tii tik til tio tir tit tiz tkb tke tkk tkl tko tkr tkt tkz tle tli tlk tll tlo tlr tlt tlz to- tob toe toi tok tol too tor tot toz trb tre tri trk trl tro trr trt trz ttb tte tti ttk ttl tto ttr ttt tze zbb zbl zbr zbt zeb zee zek zel zeo zer zet zez zib zie zik zil zio zir zit ziz zlr zlt zo- zob zoe zoi zok zol zoo zor zot zrl zro zte ztl ztr zzr zzt zzz

bbbb bbeb bbet bblb bebb bebe bebi bebo beeb beek beel beer beet beik beil beir beit beke beki beko bele beli belk bell belo belt belz beo- beok beor beot bere beri berk bero berr bert bete beti beto bett betz beze bezi bibb bibe bibi bibl bibo bieb biel bier biet bike biko bile bili bilk bill bilo bilt bilz bio- bioi biol biot birb bire biri birk birl biro birr birt bite bito bitt bitz bize bizz blbt bleb blee blei blek bleo blet blik blio blir blit bliz blkb blob blok bloo blot bobb bobe bobi bobo boee boel boeo boer boet boi- boie boii boil boit boke boki boko bole boli bolk boll bolo bolt boob booe book bool boor boot booz bor- bore bori bork boro borr bort borz botb bote boti boto bott bozi bozo breb bree brei brek brel breo brer bret brez brie brik bril brio brit briz brkb brob broe brok brol broo bror brot broz brrr btek btie btob btor btrt bttb bzer bzie bzoe bzrk bzzt bzzz ebbo ebbr ebel eber ebit ebli eboe ebol eboo ebor ebro eeee eeke eele eero eete eeze eiei eier eike eiki eiko eile eire eitb eiti eito eitr eizo ekeb ekek eker eket ekki ekoi el-b elbe elbi elbo elee elek eleo eler elet elie elik elil elio elit eliz elke elki elko elle elli ello eloi elok elro elte elto eltz elze eoir eole eoli eolo eore eori eorl eoto erbb erbe ereb erei erel erer eret erez erie erik eril erio erit eriz erke erki erle erli erll erob eroe eroi erol eroo erre erro ertl ertz erzi etbr etee etel eter etik etio etoe etok etre etro ette etti etto ezek ezel ezer ezio ezri ezzo i-be ibet ibie ible ibot ibri ibro ibtb ibtl ieet ieie ieio iele iere ieri iett iiie iiii iiio iiit iioi iioo iitr iitt ikee iker ikki ikko ikoo ikri ile- ilek ileo iler ilet ilie ilio ilir ilit ilke ilki ill- ille illi illo illt ilok iloo ilot ilre ilze iobi ioee ioel ioii ioio ioit ioke ioko iole iolo iooi iooo iore iori iote ioto irbe iree irel irer iri- irie iril irio irki irlb irob irre irri irte irti itbe itek itel iter itet itie itil itko itll itoi itol itoo itor itri itto izel izet izki izle izze izzo