-er -up b-p b-u bbb bbe bbg bbi bbm bbp bbr bbu be- beb bee beg bei bem bep ber beu bgb bge bgg bgi bgm bgp bgr bgu bi- bib bie big bii bim bip bir biu bmb bme bmg bmi bmm bmp bmr bmu bpb bpe bpg bpi bpm bpp bpr bpu brb bre brg bri brm brp brr bru bub bue bug bui bum bup bur buu ebb ebe ebg ebi ebm ebp ebr ebu eeb eee eeg eem eep eer egb ege egg egi egm egp egr egu eib eie eig eii eim eip eir eiu em- emb eme emg emi emm emp emr emu ep- epb epe epg epi epm epp epr epu erb ere erg eri erm erp err eru eu- eub eue eug eui eup eur g-p gbe gbg gbi gbm gbp gbr gbu ge- geb gee geg gei gem gep ger geu ggb ggg ggi ggm ggp ggr ggu gib gie gig gii gim gip gir giu gmb gme gmg gmi gmm gmp gmr gpb gpe gpg gpi gpm gpp gpr gpu grb gre grg gri grm grp grr gru gu- gub gue gug gui gum gup gur guu ibb ibe ibg ibi ibm ibp ibr ibu ie- iee ieg iei iem iep ier igb ige igg igi igm igp igr igu iib iie iii iim iip iir iiu im- imb ime img imi imm imp imu ipb ipe ipg ipi ipm ipp ipr ipu ir- irb ire irg iri irm irp irr iru iu- iub iue iug iui ium iup iur m-r mbb mbe mbg mbi mbm mbp mbr mbu meb mee meg mei mem mep mer meu mgb mge mgi mgm mgp mgr mgu mi- mib mie mig mii mim mip mir miu mmb mme mmg mmi mmm mmp mmr mmu mpb mpe mpg mpi mpm mpp mpr mpu mrb mre mrg mri mrm mrp mrr mru mub mue mug mui mum mup mur muu p-p pbb pbe pbg pbi pbm pbp pbr pbu peb pee peg pei pem pep per peu pgb pge pgg pgi pgm pgp pgr pib pie pig pii pim pip pir piu pmb pme pmg pmi pmm pmp pmr pmu ppb ppe ppg ppi ppm ppp ppr ppu prb pre prg pri prm prp prr pru pub pue pug pui pum pup pur puu rbb rbe rbg rbi rbm rbp rbr rbu re- reb ree reg rei rem rep rer reu rgb rge rgg rgi rgp rgr rib rie rig rii rim rip rir rmb rme rmg rmi rmm rmp rmr rpb rpe rpg rpi rpm rpp rpr rpu rrb rrg rri rrm rrp rrr rru rub rue rug rui rum rup rur ruu ubb ube ubg ubi ubp ubr ubu ueb uee ueg uei uem uep uer ugb uge ugg ugi ugm ugp ugr ugu uib uie uig uii uim uip uir uiu um- umb ume umg umi umm ump umr umu up- upb upe upg upi upm upp upr upu ur- urb ure urg uri urm urp urr uru uue uug uum uur uuu