b-p bbb bbg bbi bbn bbp bbr bbs bgb bgg bgi bgn bgp bgr bgs bi- bib big bii bin bip bir bis bnb bng bni bnn bnp bnr bns bpb bpg bpi bpn bpp bpr bps brb brg bri brn brp brr brs bsb bsg bsi bsn bsp bsr bss g-p gbg gbi gbn gbp gbr gbs ggb ggg ggi ggn ggp ggr ggs gib gig gii gin gip gir gis gnb gni gnn gnp gnr gns gpb gpg gpi gpn gpp gpr gps grb grg gri grn grp grr grs gsb gsg gsi gsn gsp gsr gss ibb ibg ibi ibn ibp ibr ibs igb igg igi ign igp igr igs iib iii iin iip iir iis in- inb ing ini inn inp inr ins ipb ipg ipi ipn ipp ipr ips ir- irb irg iri irn irp irr irs is- isb isg isi isn isp isr iss n-i nbb nbg nbi nbn nbp nbr nbs ngb ngg ngi ngn ngp ngs nib nig nii nin nip nir nis nnb nng nni nnn nnp nns npb npg npi npn npp npr nps nrb nrg nri nrn nrp nrr nrs nsb nsg nsi nsn nsp nsr nss p-p pbb pbg pbi pbn pbp pbr pbs pgb pgg pgi pgn pgp pgr pgs pib pig pii pin pip pir pis pn- pnb png pni pnn pnp pnr pns ppb ppg ppi ppn ppp ppr pps prb prg pri prn prp prr prs ps- psb psg psi psn psp psr pss rbb rbg rbi rbn rbp rbr rbs rgb rgg rgi rgn rgp rgr rgs rib rig rii rin rip rir ris rnb rng rni rnn rnp rnr rns rpb rpg rpi rpn rpp rpr rps rrb rrg rri rrn rrp rrr rrs rsb rsg rsi rsn rsp rsr rss sbb sbg sbi sbn sbp sbr sbs sgb sgg sgi sgn sgp sgr sgs sib sig sii sin sip sir sis snb sng sni snn snp snr sns spb spg spi spn spp spr sps sr- srb srg sri srn srp srr srs ss- ssb ssg ssi ssn ssp ssr sss