-ol bbb bbd bbe bbf bbg bbi bbl bbo bbs bbt bdb bdd bde bdf bdg bdi bdl bdo bds bdt be- beb bed bee bef beg bei bel beo bes bet bfb bfd bfe bff bfg bfi bfl bfo bfs bft bgb bgd bge bgf bgg bgi bgl bgo bgs bgt bi- bib bid bie bif big bii bil bio bis bit blb bld ble blf blg bli bll blo bls blt bob bod boe bof bog boi bol boo bos bot bsb bsd bse bsf bsg bsi bsl bso bss bst btb btd bte btf btg bti btl bto bts btt dbb dbd dbe dbf dbg dbi dbl dbo dbs dbt ddb ddd dde ddf ddg ddi ddl ddo dds ddt de- deb ded dee def deg dei del deo des det dfb dfd dfe dff dfg dfi dfl dfo dfs dft dgd dge dgf dgg dgi dgl dgs dgt di- dib did die dif dig dii dil dio dis dit dl- dlb dld dle dlf dlg dli dll dlo dls dlt dob dod doe dof dog doi dol doo dos dot dsb dsd dse dsf dsg dsi dsl dso dss dst dtb dtd dte dtf dtg dti dtl dto dts dtt ebb ebd ebe ebf ebg ebi ebl ebo ebs ebt ed- edb edd ede edf edg edi edl edo eds edt eeb eed eee eef eeg eel eeo ees eet ef- efb efd efe eff efg efi efl efo efs eft egb egd ege egf egg egi egl ego egs egt eib eid eie eif eig eii eil eio eis eit elb eld ele elf elg eli ell elo els elt eo- eob eod eoe eof eog eoi eol eoo eos eot es- esb esd ese esf esg esi esl eso ess est etb etd ete etf etg eti etl eto ets ett fbb fbd fbe fbf fbg fbi fbl fbo fbs fbt fdb fdd fde fdf fdg fdi fdl fdo fds fdt feb fed fee fef feg fei fel feo fes fet ffd ffe fff ffg ffi ffl ffo ffs fft fgb fgd fge fgf fgg fgi fgl fgs fgt fib fid fie fif fig fii fil fis fit flb fld fle flf flg fli fll flo fls flt fob foe fof fog foi fol foo fos fot fsb fsd fse fsf fsg fsi fsl fso fss fst ftb ftd fte ftf ftg fti ftl fto fts ftt g-d gbd gbe gbf gbg gbi gbl gbo gbs gbt gdb gdd gde gdf gdi gdl gdo gds gdt ge- geb ged gee gef geg gei gel geo ges get gfb gfd gfe gff gfi gfl gfo gfs gft ggb ggd ggg ggi ggo ggs ggt gib gid gie gif gig gii gil gio gis git glb gld gle glf glg gli gll glo gls glt gob god goe gof gog goi gol goo gos got gsb gsd gse gsf gsg gsi gsl gso gss gst gtb gtd gte gtf gtg gti gtl gto gts gtt i-d i-f ibb ibd ibe ibf ibg ibi ibl ibo ibs ibt idb idd ide idf idg idi idl ido ids idt ie- ied iee ief ieg iei iel ies iet ifb ifd ife iff ifg ifi ifl ifo ifs ift igb igd ige igf igg igi igl igo igs igt iib iid iie iif iii iil iio iis iit il- ilb ild ile ilf ilg ili ill ilo ils ilt io- iob iod ioe iof iog ioi iol ioo ios iot is- isb isd ise isf isg isi isl iso iss ist itb itd ite itf itg iti itl ito its itt lbb lbd lbe lbf lbg lbi lbl lbo lbs lbt ldb ldd lde ldf ldg ldi ldl ldo lds ldt leb led lee lef leg lei lel leo les let lfb lfd lfe lff lfg lfi lfl lfo lfs lft lgb lgd lge lgf lgg lgi lgl lgo lgs lgt lib lid lie lif lig lii lil lio lis lit llb lld lle llf llg lli lll llo lls llt lob lod loe lof log loi lol loo los lot lsb lsd lse lsf lsg lsi lsl lso lss lst ltb ltd lte ltf ltg lti ltl lto lts ltt o-i ob- obb obd obe obf obg obi obl obo obs obt odb odd ode odf odg odi odl odo ods odt oeb oed oee oef oeg oei oel oeo oes oet of- ofb ofd ofe off ofg ofi ofl ofo ofs oft ogd oge ogf ogg ogi ogl ogo ogs ogt oib oid oie oif oii oil oio ois oit olb old ole olf olg oli oll olo ols olt oo- oob ood oof oog ooi ool ooo oos oot os- osb osd ose osf osg osi osl oso oss ost ot- otb otd ote otf otg oti otl oto ots ott sbb sbd sbe sbf sbg sbi sbl sbo sbs sbt sdb sdd sde sdf sdg sdi sdl sdo sds sdt se- seb sed see sef seg sei sel seo ses set sfb sfd sfe sff sfg sfi sfl sfo sfs sft sgb sgd sge sgf sgg sgi sgl sgo sgs sgt sib sid sie sif sig sii sil sio sis sit slb sld sle slf slg sli sll slo sls slt sob sod soe sof sog soi sol soo sos sot ss- ssb ssd sse ssf ssg ssi ssl sso sss sst stb std ste stf stg sti stl sto sts stt tbb tbd tbe tbf tbg tbi tbl tbo tbs tbt tdb tdd tde tdf tdg tdi tdl tdo tds tdt te- teb ted tee tef teg tei tel teo tes tet tfb tfd tfe tff tfg tfi tfl tfo tfs tft tgb tge tgf tgg tgi tgl tgo tgs tgt tib tid tie tif tig tii til tio tis tit tld tle tlf tlg tli tll tlo tls tlt to- tob tod toe tof tog toi tol too tos tot tsb tsd tse tsf tsg tsi tsl tso tss tst ttb ttd tte