-er b-p bbb bbe bbg bbi bbm bbn bbo bbp bbr bbt bbx be- beb bee beg bei bem ben beo bep ber bet bex bgb bge bgg bgi bgm bgn bgo bgp bgr bgt bgx bi- bib bie big bii bim bin bio bip bir bit bix bmb bme bmg bmi bmm bmn bmo bmp bmr bmt bmx bnb bne bng bni bnn bno bnp bnr bnt bnx bob boe bog boi bom bon boo bop bor bot box bpb bpe bpg bpi bpm bpn bpo bpp bpr bpt bpx brb bre brg bri brm brn bro brp brr brt brx btb bte btg bti btm btn bto btp btr btt btx bxb bxi bxm bxn bxo bxx ebb ebe ebg ebi ebm ebn ebo ebp ebr ebt ebx eeb eee eeg eem een eeo eep eer eet eex egb ege egg egi egm egn ego egp egr egt egx eib eie eig eii eim ein eio eip eir eit eix em- emb eme emg emi emm emn emo emp emr emt emx en- enb ene eng eni enm enn eno enp enr ent eo- eob eoe eog eoi eom eon eoo eop eor eot ep- epb epe epg epi epm epn epo epp epr ept epx erb ere erg eri erm ern ero erp err ert etb ete etg eti etm etn eto etp etr ett etx ex- exe exi exo exp exr ext exx g-p gbe gbg gbi gbm gbn gbo gbp gbr gbt gbx ge- geb gee geg gei gem gen geo gep ger get gex ggb ggg ggi ggm ggn ggo ggp ggr ggt gib gie gig gii gim gin gio gip gir git gmb gme gmg gmi gmm gmn gmo gmp gmr gmt gmx gnb gne gni gnm gnn gno gnp gnr gnt gob goe gog goi gom gon goo gop gor got gox gpb gpe gpg gpi gpm gpn gpo gpp gpr gpt gpx grb gre grg gri grm grn gro grp grr grt grx gtb gte gtg gti gtm gtn gto gtp gtr gtt gtx gxp gxt ibb ibe ibg ibi ibm ibn ibo ibp ibr ibt ibx ie- iee ieg iei iem ien iep ier iet iex igb ige igg igi igm ign igo igp igr igt iib iie iii iim iin iio iip iir iit iix im- imb ime img imi imm imn imo imp imt imx in- inb ine ing ini inm inn ino inp inr int inx io- iob ioe iog ioi iom ion ioo iop ior iot ipb ipe ipg ipi ipm ipn ipo ipp ipr ipt ipx ir- irb ire irg iri irm irn iro irp irr irt irx itb ite itg iti itm itn ito itp itt itx ixe ixi ixn m-o m-r mbb mbe mbg mbi mbm mbo mbp mbr mbt mbx meb mee meg mei mem men meo mep mer met mex mgb mge mgi mgm mgn mgo mgp mgr mgt mgx mi- mib mie mig mii mim min mio mip mir mit mix mmb mme mmg mmi mmm mmn mmo mmp mmr mmt mmx mnb mne mng mni mnm mnn mno mnp mnr mnt mob moe mog moi mom mon moo mop mor mot mox mpb mpe mpg mpi mpm mpn mpo mpp mpr mpt mpx mrb mre mrg mri mrm mrn mro mrp mrr mrt mrx mtb mte mtg mti mtm mtn mto mtp mtr mtt mtx mxi mxn mxp mxr n-i nbb nbe nbg nbi nbm nbn nbo nbp nbr nbt nbx ne- neb nee neg nei nem nen neo nep ner net nex ngb nge ngg ngi ngm ngn ngo ngp ngt nib nie nig nii nim nin nio nip nir nit nix nmb nme nmg nmi nmm nmn nmo nmp nmr nmt nnb nne nng nni nnm nnn nno nnp nnt no- nob noe nog noi nom non noo nop nor not nox npb npe npg npi npm npn npo npp npr npt nrb nre nrg nri nrm nrn nro nrp nrr nrt nrx ntb nte ntg nti ntm ntn nto ntp ntr ntt ntx nxt o-i ob- obb obe obg obi obm obn obo obp obr obt obx oeb oee oeg oei oem oen oeo oep oer oet oex oge ogg ogi ogn ogo ogp ogt ogx oib oie oii oim oin oio oip oir oit om- omb ome omg omi omm omn omo omp omr omt omx on- onb one ong oni onn ono onp onr ont onx oo- oob oog ooi oom oon ooo oop oor oot oox op- opb ope opg opi opm opn opo opp opr opt opx or- orb ore org ori orm orn oro orp orr ort orx ot- otb ote otg oti otm otn oto otp otr ott ox- oxb oxi oxn oxo oxt oxx p-p pbb pbe pbg pbi pbm pbn pbo pbp pbr pbt pbx peb pee peg pei pem pen peo pep per pet pex pgb pge pgg pgi pgm pgn pgo pgp pgr pgt pib pie pig pii pim pin pio pip pir pit pix pmb pme pmg pmi pmm pmn pmo pmp pmr pmt pmx pn- pnb pne png pni pnm pnn pno pnp pnr pnt pnx pob poe pog poi pom pon poo pop por pot pox ppb ppe ppg ppi ppm ppn ppo ppp ppr ppt ppx prb pre prg pri prm prn pro prp prr prt prx pt- ptb pte ptg pti ptm ptn pto ptp ptr ptt ptx pxe pxg pxm pxr pxt rbb rbe rbg rbi rbm rbn rbo rbp rbr rbt rbx re- reb ree reg rei rem ren reo rep rer ret rex rgb rge rgg rgi rgn rgo rgp rgr rgt rgx rib rie rig rii rim rin rio rip rir rit rix rmb rme rmg rmi rmm rmn rmo rmp rmr rmt rmx rnb rng rni rnm rnn rno rnp rnr rnt rob roe rog roi rom ron roo rop ror rot rox rpb rpe rpg rpi rpm rpn rpo rpp rpr rpt rpx rrb rrg