-ol bbb bbe bbf bbg bbi bbl bbn bbo bbt be- beb bee bef beg bei bel ben beo bet bfb bfe bff bfg bfi bfl bfn bfo bft bgb bge bgf bgg bgi bgl bgn bgo bgt bi- bib bie bif big bii bil bin bio bit blb ble blf blg bli bll bln blo blt bnb bne bnf bng bni bnl bnn bno bnt bob boe bof bog boi bol bon boo bot btb bte btf btg bti btl btn bto btt ebb ebe ebf ebg ebi ebl ebn ebo ebt eeb eee eef eeg eel een eeo eet ef- efb efe eff efg efi efl efo eft egb ege egf egg egi egl egn ego egt eib eie eif eig eii eil ein eio eit elb ele elf elg eli ell eln elo elt en- enb ene enf eng eni enl enn eno ent eo- eob eoe eof eog eoi eol eon eoo eot etb ete etf etg eti etl etn eto ett fbb fbe fbf fbg fbi fbl fbn fbo fbt feb fee fef feg fei fel fen feo fet ffe fff ffg ffi ffl ffn ffo fft fgb fge fgf fgg fgi fgl fgn fgt fib fie fif fig fii fil fin fit flb fle flf flg fli fll fln flo flt fnb fne fnf fng fni fnl fnn fnt fob foe fof fog foi fol fon foo fot ftb fte ftf ftg fti ftl ftn fto ftt gbe gbf gbg gbi gbl gbn gbo gbt ge- geb gee gef geg gei gel gen geo get gfb gfe gff gfi gfl gfo gft ggb ggg ggi ggn ggo ggt gib gie gif gig gii gil gin gio git glb gle glf glg gli gll gln glo glt gnb gne gnf gni gnl gnn gno gnt gob goe gof gog goi gol gon goo got gtb gte gtf gtg gti gtl gtn gto gtt i-f ibb ibe ibf ibg ibi ibl ibn ibo ibt ie- iee ief ieg iei iel ien iet ifb ife iff ifg ifi ifl ifn ifo ift igb ige igf igg igi igl ign igo igt iib iie iif iii iil iin iio iit il- ilb ile ilf ilg ili ill iln ilo ilt in- inb ine inf ing ini inl inn ino int io- iob ioe iof iog ioi iol ion ioo iot itb ite itf itg iti itl itn ito itt lbb lbe lbf lbg lbi lbl lbo lbt leb lee lef leg lei lel len leo let lfb lfe lff lfg lfi lfl lfn lfo lft lgb lge lgf lgg lgi lgl lgn lgo lgt lib lie lif lig lii lil lin lio lit llb lle llf llg lli lll lln llo llt lnb lne lng lni lnl lnn lno lnt lob loe lof log loi lol lon loo lot ltb lte ltf ltg lti ltl lto ltt n-i nbb nbe nbf nbg nbi nbl nbn nbo nbt ne- neb nee nef neg nei nel nen neo net nfb nfe nff nfi nfl nfn nfo nft ngb nge ngf ngg ngi ngl ngn ngo ngt nib nie nif nig nii nil nin nio nit nlb nle nlf nlg nli nll nln nlo nlt nnb nne nnf nng nni nnl nnn nno nnt no- nob noe nof nog noi nol non noo not ntb nte ntf ntg nti ntn nto ntt o-i ob- obb obe obf obg obi obl obn obo obt oeb oee oef oeg oei oel oen oeo oet of- ofb ofe off ofg ofi ofl ofn ofo oft oge ogf ogg ogi ogl ogn ogo ogt oib oie oif oii oil oin oio oit olb ole olf olg oli oll oln olo olt on- onb one onf ong oni onl onn ono ont oo- oob oof oog ooi ool oon ooo oot ot- otb ote otf otg oti otl otn oto ott tbb tbe tbf tbg tbi tbl tbn tbo tbt te- teb tee tef teg tei tel ten teo tet tfb tfe tff tfg tfi tfl tfn tfo tft tgb tge tgf tgg tgi tgl tgn tgo tgt tib tie tif tig tii til tin tio tit tle tlf tlg tli tll tln tlo tlt tnb tne tnf tng tni tnl tnn tno tnt to- tob toe tof tog toi tol ton too tot ttb tte ttf ttg tti ttl ttn tto ttt