a-a a-b a-i aaa aab aaf aah aai aam aao aap aas ab- aba abb abf abh abi abm abo abp abs af- afa afb aff afh afi afm afo afp afs aha ahb ahf ahh ahi ahm aho ahp ahs ai- aia aib aif aih aii aim aio aip ais ama amb amf amh ami amm amo amp ams aoa aob aof aoh aoi aom aoo aop aos ap- apa apb apf aph api apm apo app aps as- asa asb asf ash asi asm aso asp ass b-p baa bab baf bah bai bam bao bap bas bba bbb bbf bbh bbi bbm bbo bbp bbs bfa bfb bff bfh bfi bfm bfo bfp bfs bha bhb bhf bhh bhi bhm bho bhp bhs bi- bia bib bif bih bii bim bio bip bis bma bmb bmf bmh bmi bmm bmo bmp bms boa bob bof boh boi bom boo bop bos bpa bpb bpf bph bpi bpm bpo bpp bps bsa bsb bsf bsh bsi bsm bso bsp bss faa fab faf fah fai fam fao fap fas fba fbb fbf fbh fbi fbm fbo fbp fbs ffa fff ffh ffi ffm ffo ffp ffs fha fhb fhf fhh fhi fhm fho fhp fhs fia fib fif fih fii fim fip fis fma fmb fmf fmh fmi fmm fmo fmp fms foa fob fof foh foi fom foo fop fos fpa fpb fph fpi fpm fpo fpp fps fsa fsb fsf fsh fsi fsm fso fsp fss h-i haa hab haf hah hai ham hao hap has hba hbb hbf hbh hbi hbm hbo hbp hbs hfa hfb hff hfh hfi hfm hfo hfp hfs hha hhb hhf hhh hhi hhm hho hhp hhs hia hib hif hih hii him hio hip his hma hmb hmf hmh hmi hmm hmo hmp hms hoa hob hof hoh hoi hom hoo hop hos hpa hpb hpf hph hpi hpm hpo hpp hps hsa hsb hsf hsh hsi hsm hsp hss i-f ia- iaa iab iaf iah iai iam iao iap ias iba ibb ibf ibh ibi ibm ibo ibp ibs ifa ifb iff ifi ifm ifo ifp ifs iha ihb ihf ihh ihi ihm iho ihp ihs iia iib iif iih iii iim iio iip iis im- ima imb imf imh imi imm imo imp ims io- ioa iob iof ioh ioi iom ioo iop ios ipa ipb ipf ipi ipm ipo ipp ips is- isa isb isf ish isi ism iso isp iss m-f m-o maa mab maf mah mai mam mao map mas mba mbb mbf mbh mbi mbm mbo mbp mbs mfa mfb mff mfh mfi mfm mfo mfp mfs mha mhf mhh mhi mhm mho mhp mhs mi- mia mib mif mih mii mim mio mip mis mma mmb mmf mmh mmi mmm mmo mmp mms moa mob mof moh moi mom moo mop mos mpa mpb mpf mph mpi mpm mpo mpp mps msa msb msf msh msi msm mso msp mss o-i oaa oab oaf oah oai oam oao oap oas ob- oba obb obf obh obi obm obo obp obs of- ofa ofb off ofi ofm ofo ofp ofs oha ohf ohh ohi ohm oho ohp ohs oia oib oif oii oim oio oip ois om- oma omb omf omh omi omm omo omp oms oo- ooa oob oof ooh ooi oom ooo oop oos op- opa opb opf oph opi opm opo opp ops os- osa osb osf osh osi osm oso osp oss p-p paa pab paf pah pai pam pao pap pas pba pbb pbf pbi pbm pbo pbp pbs pfa pfb pff pfi pfm pfo pfp pfs pha phb phf phi phm pho php phs pia pib pif pih pii pim pio pip pis pma pmb pmf pmh pmi pmm pmo pmp pms poa pob pof poh poi pom poo pop pos ppa ppb ppf pph ppi ppm ppo ppp pps ps- psa psb psf psh psi psm pso psp pss saa sab saf sah sai sam sao sap sas sba sbb sbf sbh sbi sbm sbo sbp sbs sfa sfb sff sfh sfi sfm sfo sfp sfs sh- sha shb shf shh shi shm sho shp shs sia sib sif sih sii sim sio sip sis sma smb smf smh smi smm smo smp sms soa sob sof soh soi som soo sop sos spa spb spf sph spi spm spo spp sps ss- ssa ssb ssf ssh ssi ssm sso ssp sss