-ol b-p bbb bbe bbg bbi bbl bbn bbo bbp bbs be- beb bee beg bei bel ben beo bep bes bgb bge bgg bgi bgl bgn bgo bgp bgs bi- bib bie big bii bil bin bio bip bis blb ble blg bli bll bln blo blp bls bnb bne bng bni bnl bnn bno bnp bns bob boe bog boi bol bon boo bop bos bpb bpe bpg bpi bpl bpn bpo bpp bps bsb bse bsg bsi bsl bsn bso bsp bss ebb ebe ebg ebi ebl ebn ebo ebp ebs eeb eee eeg eel een eeo eep ees egb ege egg egi egl egn ego egp egs eib eie eig eii eil ein eio eip eis elb ele elg eli ell eln elo elp els en- enb ene eng eni enl enn eno enp ens eo- eob eoe eog eoi eol eon eoo eop eos ep- epb epe epg epi epl epn epo epp eps es- esb ese esg esi esl esn eso esp ess g-p gbe gbg gbi gbl gbn gbo gbp gbs ge- geb gee geg gei gel gen geo gep ges ggb ggg ggi ggn ggo ggp ggs gib gie gig gii gil gin gio gip gis glb gle glg gli gll gln glo glp gls gnb gne gni gnl gnn gno gnp gns gob goe gog goi gol gon goo gop gos gpb gpe gpg gpi gpl gpn gpo gpp gps gsb gse gsg gsi gsl gsn gso gsp gss ibb ibe ibg ibi ibl ibn ibo ibp ibs ie- iee ieg iei iel ien iep ies igb ige igg igi igl ign igo igp igs iib iie iii iil iin iio iip iis il- ilb ile ilg ili ill iln ilo ilp ils in- inb ine ing ini inl inn ino inp ins io- iob ioe iog ioi iol ion ioo iop ios ipb ipe ipg ipi ipl ipn ipo ipp ips is- isb ise isg isi isl isn iso isp iss l-p lbb lbe lbg lbi lbl lbo lbp lbs leb lee leg lei lel len leo lep les lgb lge lgg lgi lgl lgn lgo lgp lgs lib lie lig lii lil lin lio lip lis llb lle llg lli lll lln llo llp lls lnb lne lng lni lnl lnn lno lnp lns lob loe log loi lol lon loo lop los lpb lpe lpg lpi lpl lpn lpo lpp lps lsb lse lsg lsi lsl lsn lso lsp lss n-i nbb nbe nbg nbi nbl nbn nbo nbp nbs ne- neb nee neg nei nel nen neo nep nes ngb nge ngg ngi ngl ngn ngo ngp ngs nib nie nig nii nil nin nio nip nis nlb nle nlg nli nll nln nlo nlp nls nnb nne nng nni nnl nnn nno nnp nns no- nob noe nog noi nol non noo nop nos npb npe npg npi npl npn npo npp nps nsb nse nsg nsi nsl nsn nso nsp nss o-i ob- obb obe obg obi obl obn obo obp obs oeb oee oeg oei oel oen oeo oep oes oge ogg ogi ogl ogn ogo ogp ogs oib oie oii oil oin oio oip ois olb ole olg oli oll oln olo olp ols on- onb one ong oni onl onn ono onp ons oo- oob oog ooi ool oon ooo oop oos op- opb ope opg opi opl opn opo opp ops os- osb ose osg osi osl osn oso osp oss p-p pbb pbe pbg pbi pbl pbn pbo pbp pbs peb pee peg pei pel pen peo pep pes pgb pge pgg pgi pgl pgn pgo pgp pgs pib pie pig pii pil pin pio pip pis plb ple plg pli pll pln plo plp pls pn- pnb pne png pni pnl pnn pno pnp pns pob poe pog poi pol pon poo pop pos ppb ppe ppg ppi ppl ppn ppo ppp pps ps- psb pse psg psi psl psn pso psp pss sbb sbe sbg sbi sbl sbn sbo sbp sbs se- seb see seg sei sel sen seo sep ses sgb sge sgg sgi sgl sgn sgo sgp sgs sib sie sig sii sil sin sio sip sis slb sle slg sli sll sln slo slp sls snb sne sng sni snl snn sno snp sns sob soe sog soi sol son soo sop sos spb spe spg spi spl spn spo spp sps ss- ssb sse ssg ssi ssl ssn sso ssp sss