-ol bbb bbd bbe bbg bbk bbl bbo bbs bdb bdd bde bdg bdk bdl bdo bds be- beb bed bee beg bek bel beo bes bgb bgd bge bgg bgk bgl bgo bgs bkb bke bkg bkk bkl bko bks blb bld ble blg blk bll blo bls bob bod boe bog bok bol boo bos bsb bsd bse bsg bsk bsl bso bss dbb dbd dbe dbg dbk dbl dbo dbs ddb ddd dde ddg ddk ddl ddo dds de- deb ded dee deg dek del deo des dgd dge dgg dgk dgl dgs dkb dke dkg dkk dkl dko dks dl- dlb dld dle dlg dlk dll dlo dls dob dod doe dog dok dol doo dos dsb dsd dse dsg dsk dsl dso dss ebb ebd ebe ebg ebk ebl ebo ebs ed- edb edd ede edg edk edl edo eds eeb eed eee eeg eek eel eeo ees egb egd ege egg egl ego egs ekb ekd eke ekg ekl eko eks elb eld ele elg elk ell elo els eo- eob eod eoe eog eok eol eoo eos es- esb esd ese esg esk esl eso ess g-d gbd gbe gbg gbk gbl gbo gbs gdb gdd gde gdk gdl gdo gds ge- geb ged gee geg gek gel geo ges ggb ggd ggg ggo ggs gkb gkd gko gks glb gld gle glg glk gll glo gls gob god goe gog gok gol goo gos gsb gsd gse gsg gsk gsl gso gss kbb kbd kbe kbk kbl kbo kbs kdb kde kdg kdk kdl kdo kds ke- keb ked kee keg kek kel keo kes kgb kgd kgl kgo kgs kkb kke kkk kkl kks kl- klb kld klg klo kls kob kod koe kog kok kol koo kos ksb ksd kse ksg ksk ksl kso kss lbb lbd lbe lbg lbk lbl lbo lbs ldb ldd lde ldg ldk ldl ldo lds leb led lee leg lek lel leo les lgb lgd lge lgg lgk lgl lgo lgs lkb lkg lkl lks llb lld lle llg llk lll llo lls lob lod loe log lok lol loo los lsb lsd lse lsg lsk lsl lso lss ob- obb obd obe obg obk obl obo obs odb odd ode odg odl odo ods oeb oed oee oeg oel oeo oes ogd oge ogg ogl ogo ogs okb okd oke okg okk okl oko oks olb old ole olg olk oll olo ols oo- oob ood oog ook ool ooo oos os- osb osd ose osg osk osl oso oss sbb sbd sbe sbg sbk sbl sbo sbs sdb sdd sde sdg sdk sdl sdo sds se- seb sed see seg sek sel seo ses sgb sgd sge sgg sgk sgl sgo sgs sk- skb skd ske skg skk skl sko sks slb sld sle slg slk sll slo sls sob sod soe sog sok sol soo sos ss- ssb ssd sse ssg ssk ssl sso sss