ipp ipr ips ir- ira irb irc ire irg iri irm iro irp irr irs is- isa isb isc ise isg ish isi ism iso isp isr iss m-o m-r maa mab mac mae mag mah mai mam mao map mar mas mba mbb mbc mbe mbg mbh mbi mbm mbo mbp mbr mbs mc- mca mcb mcc mce mcg mch mci mcm mco mcp mcr mcs mea meb mec mee meg meh mei mem meo mep mer mes mga mgb mgc mge mgh mgi mgm mgo mgp mgr mgs mha mhc mhg mhh mhi mhm mho mhp mhr mhs mi- mia mib mic mie mig mih mii mim mio mip mir mis mma mmb mmc mme mmg mmh mmi mmm mmo mmp mmr mms moa mob moc moe mog moh moi mom moo mop mor mos mpa mpb mpc mpe mpg mph mpi mpm mpo mpp mpr mps mra mrb mrc mre mrg mrh mri mrm mro mrp mrr mrs msa msb msc mse msg msh msi msm mso msp msr mss o-i oaa oab oac oae oag oah oai oam oao oap oar oas ob- oba obb obc obe obg obh obi obm obo obp obr obs oc- oca ocb occ ocg och oci ocm oco ocp ocr ocs oea oeb oec oee oeg oeh oei oem oeo oep oer oes oga ogc oge ogg ogh ogi ogo ogp ogs oha ohc ohe ohg ohh ohi ohm oho ohp ohr ohs oia oib oic oie oii oim oio oip oir ois om- oma omb omc ome omg omh omi omm omo omp omr oms oo- ooa oob ooc oog ooh ooi oom ooo oop oor oos op- opa opb opc ope opg oph opi opm opo opp opr ops or- ora orb orc ore org orh ori orm oro orp orr ors os- osa osb osc ose osg osh osi osm oso osp osr oss p-p paa pab pac pae pag pah pai pam pao pap par pas pba pbb pbc pbe pbg pbi pbm pbo pbp pbr pbs pca pcb pcc pce pcg pch pci pcm pco pcp pcr pcs pea peb pec pee peg peh pei pem peo pep per pes pga pgb pgc pge pgg pgh pgi pgm pgo pgp pgr pgs pha phb phc phe phg phi phm pho php phr phs pia pib pic pie pig pih pii pim pio pip pir pis pma pmb pmc pme pmg pmh pmi pmm pmo pmp pmr pms poa pob poc poe pog poh poi pom poo pop por pos ppa ppb ppc ppe ppg pph ppi ppm ppo ppp ppr pps pra prb prc pre prg prh pri prm pro prp prr prs ps- psa psb psc pse psg psh psi psm pso psp psr pss ra- raa rab rac rae rag rah rai ram rao rap rar ras rba rbb rbc rbe rbg rbh rbi rbm rbo rbp rbr rbs rca rcb rcc rce rcg rch rci rcm rco rcp rcr rcs re- rea reb rec ree reg reh rei rem reo rep rer res rga rgb rgc rge rgg rgh rgi rgo rgp rgr rgs rh- rha rhb rhc rhe rhg rhh rhi rhm rho rhp rhr rhs ria rib ric rie rig rih rii rim rio rip rir ris rma rmb rmc rme rmg rmh rmi rmm rmo rmp rmr rms roa rob roc roe rog roh roi rom roo rop ror ros rpa rpb rpc rpe rpg rph rpi rpm rpo rpp rpr rps rra rrb rrc rrg rrh rri rrm rrp rrr rrs rsa rsb rsc rse rsg rsh rsi rsm rso rsp rsr rss saa sab sac sae sag sah sai sam sao sap sar sas sba sbb sbc sbe sbg sbh sbi sbm sbo sbp sbr sbs sca scb scc sce scg sch sci scm sco scp scr scs se- sea seb sec see seg seh sei sem seo sep ser ses sga sgb sgc sge sgg sgh sgi sgm sgo sgp sgr sgs sh- sha shb shc she shg shh shi shm sho shp shr shs sia sib sic sie sig sih sii sim sio sip sir sis sma smb smc sme smg smh smi smm smo smp smr sms soa sob soc soe sog soh soi som soo sop sor sos spa spb spc spe spg sph spi spm spo spp spr sps sr- sra srb src sre srg srh sri srm sro srp srr srs ss- ssa ssb ssc sse ssg ssh ssi ssm sso ssp ssr sss