-ol -th bbb bbe bbf bbh bbi bbk bbl bbo bbt be- beb bee bef beh bei bek bel beo bet bfb bfe bff bfh bfi bfl bfo bft bhb bhe bhf bhh bhi bhk bhl bho bht bi- bib bie bif bih bii bik bil bio bit bkb bke bkf bkk bkl bko bkt blb ble blf blh bli blk bll blo blt bob boe bof boh boi bok bol boo bot btb bte btf bth bti btk btl bto btt ebb ebe ebf ebh ebi ebk ebl ebo ebt eeb eee eef eek eel eeo eet ef- efb efe eff efh efi efl efo eft ehb ehe ehf ehh ehi ehl eho eht eib eie eif eii eik eil eio eit ekb eke ekf ekh eki ekl eko ekt elb ele elf elh eli elk ell elo elt eo- eob eoe eof eoh eoi eok eol eoo eot etb ete etf eth eti etk etl eto ett fbb fbe fbf fbh fbi fbk fbl fbo fbt feb fee fef feh fei fek fel feo fet ffe fff ffh ffi ffk ffl ffo fft fhb fhe fhf fhh fhi fhl fho fib fie fif fih fii fik fil fit fkb fkf fki fkk fkl fkt flb fle flf fli fll flo flt fob foe fof foh foi fok fol foo fot ftb fte ftf fth fti ftk ftl fto ftt h-i hbb hbe hbf hbh hbi hbk hbl hbo hbt he- heb hee hef heh hei hek hel heo het hfb hfe hff hfh hfi hfk hfl hfo hft hhb hhe hhf hhh hhi hhk hhl hho hht hib hie hif hih hii hik hil hio hit hkb hkf hkh hki hkk hkl hko hkt hlb hle hlf hlh hli hll hlo hlt hob hoe hof hoh hoi hok hol hoo hot htb hte htf hth hti htk htl hto htt i-f ibb ibe ibf ibh ibi ibk ibl ibo ibt ie- iee ief iei iek iel iet ifb ife iff ifi ifl ifo ift ihb ihe ihf ihh ihi ihk ihl iho iht iib iie iif iih iii iil iio iit ikb ike ikf iki ikk ikl iko ikt il- ilb ile ilf ilh ili ilk ill ilo ilt io- iob ioe iof ioh ioi iol ioo iot itb ite itf ith iti itk itl ito itt k-t kbb kbe kbf kbh kbi kbk kbl kbo ke- keb kee kef keh kei kek kel keo ket kff kfh kfi kfo khe khf khh khi khk kho kib kie kif kih kii kik kil kio kit kkb kke kkh kki kkk kkl kkt kl- klb klf klh kli klo klt kob koe kof koh koi kok kol koo kot ktb kte ktf kth ktk ktl kto ktt lbb lbe lbf lbh lbi lbk lbl lbo lbt leb lee lef leh lei lek lel leo let lfb lfe lff lfh lfi lfk lfl lfo lft lhb lhf lhh lhi lhk lho lht lib lie lif lih lii lik lil lio lit lkb lkh lkl lkt llb lle llf lli llk lll llo llt lob loe lof loh loi lok lol loo lot ltb lte ltf lth lti ltk ltl lto ltt o-i ob- obb obe obf obh obi obk obl obo obt oeb oee oef oeh oei oel oeo oet of- ofb ofe off ofi ofl ofo oft ohe ohf ohh ohi ohl oho oht oib oie oif oii oik oil oio oit okb oke oki okk okl oko olb ole olf oli olk oll olo olt oo- oob oof ooh ooi ook ool ooo oot ot- otb ote otf oth oti otk otl oto ott tbb tbe tbf tbh tbi tbk tbl tbo tbt te- teb tee tef teh tei tek tel teo tet tfb tfe tff tfh tfi tfk tfl tfo tft th- thb the thf thh thi thk thl tho tht tib tie tif tih tii tik til tio tit tkb tke tkk tkl tko tkt tle tlf tlh tli tlk tll tlo tlt to- tob toe tof toh toi tok tol too tot ttb tte ttf tth tti ttk ttl tto ttt

bbbb bbeb bbet bblb bebb bebe bebi bebo beeb beef beek beel beet befe beff befo beft beik beil beit beke beki beko bele beli belk bell belo belt beo- beof beok beot bete beth beti beto bett bffl bftt bhel bhet bhff bhie bhil bhit bhoi bhot bibb bibe bibi bibl bibo bieb bief biel biet biff bifi bihe bihi bihl bike bikh biko bile bili bilk bill bilo bilt bio- bioi biol biot bite bith bito bitt blbt bleb blee bleh blei blek bleo blet blik blio blit blkb blob blok bloo blot bobb bobe bobi bobo boee boef boel boeo boet bofe boff bofh bohl boho boht boi- boie boii boil boit boke boki boko bole boli bolk boll bolo bolt boob booe boof booh book bool boot botb bote both boti boto bott btek btie btob bttb ebbo ebel ebit ebli eboe ebol eboo eeee eefe eefl eeke eele eete eeth efeo efet effi efik efil efit efke eft- eheh ehel ehle ehlo ehte eiei eiho eike eiki eiko eile eitb eith eiti eito ekeb ekek eket ekho ekki ekoi el-b elbe elbi elbo elee elef eleh elek eleo elet elfe elfi elft elhi elie elif elik elil elio elit elke elki elko elle elli ello eloi elok elte elto eole eoli eolo eoto etee etel etfb etfe eth- ethe etho etik etio etoe etoh etok ette etti etto f--k fble febo feeb feek feel feet fefe feff fefi fefo fehl feie feil feio feit feke feko fele felf feli felk fell felo felt feof feoh fete feth feti fett ffee ffff ffii fftf fhit fhlb fibe fief fiel fife fiff fifi fifo fift fiii fiil fike fiki file fili filk fill filo fioe fite fiti fitt flee flet flii flik flit flob floe flok floo flot fltk fobt fofo foie foil foke foki fole foli folk foll folo folt