-er b-p bbb bbd bbe bbg bbi bbm bbp bbr bdb bdd bde bdg bdi bdm bdp bdr be- beb bed bee beg bei bem bep ber bgb bgd bge bgg bgi bgm bgp bgr bi- bib bid bie big bii bim bip bir bmb bmd bme bmg bmi bmm bmp bmr bpb bpd bpe bpg bpi bpm bpp bpr brb brd bre brg bri brm brp brr dbb dbd dbe dbg dbi dbm dbp dbr ddb ddd dde ddg ddi ddm ddp ddr de- deb ded dee deg dei dem dep der dgd dge dgg dgi dgm dgp dgr di- dib did die dig dii dim dip dir dmb dmd dme dmg dmi dmm dmp dmr dpb dpd dpe dpg dpi dpm dpp dpr drb drd dre drg dri drm drp drr ebb ebd ebe ebg ebi ebm ebp ebr ed- edb edd ede edg edi edm edp edr eeb eed eee eeg eem eep eer egb egd ege egg egi egm egp egr eib eid eie eig eii eim eip eir em- emb emd eme emg emi emm emp emr ep- epb epd epe epg epi epm epp epr erb erd ere erg eri erm erp err g-d g-p gbd gbe gbg gbi gbm gbp gbr gdb gdd gde gdi gdm gdp gdr ge- geb ged gee geg gei gem gep ger ggb ggd ggg ggi ggm ggp ggr gib gid gie gig gii gim gip gir gmb gmd gme gmg gmi gmm gmp gmr gpb gpd gpe gpg gpi gpm gpp gpr grb grd gre grg gri grm grp grr i-d ibb ibd ibe ibg ibi ibm ibp ibr idb idd ide idg idi idm idp idr ie- ied iee ieg iei iem iep ier igb igd ige igg igi igm igp igr iib iid iie iii iim iip iir im- imb imd ime img imi imm imp ipb ipd ipe ipg ipi ipm ipp ipr ir- irb ird ire irg iri irm irp irr m-r mbb mbd mbe mbg mbi mbm mbp mbr mdb mdd mde mdg mdi mdm mdp mdr meb med mee meg mei mem mep mer mgb mgd mge mgi mgm mgp mgr mi- mib mid mie mig mii mim mip mir mmb mmd mme mmg mmi mmm mmp mmr mpb mpd mpe mpg mpi mpm mpp mpr mrb mrd mre mrg mri mrm mrp mrr p-p pbb pbd pbe pbg pbi pbm pbp pbr pdb pdd pde pdg pdi pdm pdp pdr peb ped pee peg pei pem pep per pgb pgd pge pgg pgi pgm pgp pgr pib pid pie pig pii pim pip pir pmb pmd pme pmg pmi pmm pmp pmr ppb ppd ppe ppg ppi ppm ppp ppr prb prd pre prg pri prm prp prr rbb rbd rbe rbg rbi rbm rbp rbr rdb rdd rde rdg rdi rdm rdp rdr re- reb red ree reg rei rem rep rer rgb rgd rge rgg rgi rgp rgr rib rid rie rig rii rim rip rir rmb rmd rme rmg rmi rmm rmp rmr rpb rpd rpe rpg rpi rpm rpp rpr rrb rrd rrg rri rrm rrp rrr