a-a a-c aaa aac aaf aah aam aan aao aar aas ac- aca acc acf ach acm acn aco acr acs af- afa afc aff afh afm afn afo afr afs aha ahc ahf ahh ahm ahn aho ahr ahs ama amc amf amh amm amn amo amr ams an- ana anc anf anh anm ann ano anr ans aoa aoc aof aoh aom aon aoo aor aos ar- ara arc arf arh arm arn aro arr ars as- asa asc asf ash asm asn aso asr ass c-- caa cac caf cah cam can cao car cas cca ccc ccf cch ccm ccn cco ccr ccs cfa cfc cff cfh cfm cfn cfo cfr cfs ch- cha chc chf chh chm chn cho chr chs cma cmc cmf cmh cmm cmn cmo cmr cms cn- cna cnc cnf cnh cnm cnn cno cnr cns co- coa coc cof coh com con coo cor cos cra crc crf crh crm crn cro crr crs csa csc csf csh csm csn cso csr css faa fac faf fah fam fan fao far fas fca fcc fcf fcm fcn fco fcr fcs ffa ffc fff ffh ffm ffn ffo ffr ffs fha fhc fhf fhh fhm fhn fho fhr fhs fma fmc fmf fmh fmm fmn fmo fmr fms fna fnc fnf fnh fnm fnn fnr fns foa foc fof foh fom fon foo for fos fra frc frf frh frm frn fro frr frs fsa fsc fsf fsh fsm fsn fso fsr fss haa hac haf hah ham han hao har has hca hcc hcf hch hcm hcn hco hcr hcs hfa hfc hff hfh hfm hfn hfo hfr hfs hha hhc hhf hhh hhm hhn hho hhr hhs hma hmc hmf hmh hmm hmo hmr hms hna hnc hnf hnh hnn hno hns hoa hoc hof hoh hom hon hoo hor hos hr- hra hrc hrf hrh hrm hrn hro hrr hrs hsa hsc hsf hsh hsm hsn hsr hss m-f m-o m-r maa mac maf mah mam man mao mar mas mc- mca mcc mcf mch mcm mcn mco mcr mcs mfa mfc mff mfh mfm mfn mfo mfr mfs mha mhc mhf mhh mhm mhn mho mhr mhs mma mmc mmf mmh mmm mmn mmo mmr mms mna mnc mnf mnm mnn mno mnr mns moa moc mof moh mom mon moo mor mos mra mrc mrf mrh mrm mrn mro mrr mrs msa msc msf msh msm msn mso msr mss naa nac naf nah nam nan nao nar nas nca ncc ncf nch ncm ncn nco ncr ncs nfa nfc nff nfn nfo nfr nfs nha nhc nhf nhh nhm nhn nhr nhs nma nmc nmh nmm nmn nmo nmr nms nna nnc nnf nnh nnm nnn nno nns no- noa noc nof noh nom non noo nor nos nra nrc nrf nrm nrn nro nrr nrs nsa nsc nsf nsh nsm nsn nso nsr nss oaa oac oaf oah oam oan oao oar oas oc- oca occ ocf och ocm ocn oco ocr ocs of- ofa ofc off ofm ofn ofo ofr ofs oha ohc ohf ohh ohm ohn oho ohr ohs om- oma omc omf omh omm omn omo omr oms on- ona onc onf onh onn ono onr ons oo- ooa ooc oof ooh oom oon ooo oor oos or- ora orc orf orh orm orn oro orr ors os- osa osc osf osh osm osn oso osr oss ra- raa rac raf rah ram ran rao rar ras rca rcc rcf rch rcm rcn rco rcr rcs rfa rfc rff rfh rfm rfn rfo rfr rfs rh- rha rhc rhf rhh rhm rhn rho rhr rhs rma rmc rmf rmh rmm rmn rmo rmr rms rna rnc rnh rnm rnn rno rnr rns roa roc rof roh rom ron roo ror ros rra rrc rrf rrh rrm rrn rrr rrs rsa rsc rsf rsh rsm rsn rso rsr rss saa sac saf sah sam san sao sar sas sca scc scf sch scm scn sco scr scs sfa sfc sff sfh sfm sfn sfo sfr sfs sh- sha shc shf shh shm shn sho shr shs sma smc smf smh smm smn smo smr sms sna snc snf snm snn sno snr sns soa soc sof soh som son soo sor sos sr- sra src srf srh srm srn sro srr srs ss- ssa ssc ssf ssh ssm ssn sso ssr sss