a-a a-c a-t aaa aac aaf aam aan aao aar aas aat ac- aca acc acf acm acn aco acr acs act af- afa afc aff afm afn afo afr afs aft ama amc amf amm amn amo amr ams amt an- ana anc anf anm ann ano anr ans ant aoa aoc aof aom aon aoo aor aos aot ar- ara arc arf arm arn aro arr ars art as- asa asc asf asm asn aso asr ass ast at- ata atc atf atm atn ato atr ats att c-- caa cac caf cam can cao car cas cat cca ccc ccf ccm ccn cco ccr ccs cct cfa cfc cff cfm cfn cfo cfr cfs cft cma cmc cmf cmm cmn cmo cmr cms cmt cn- cna cnc cnf cnm cnn cno cnr cns cnt co- coa coc cof com con coo cor cos cot cra crc crf crm crn cro crr crs crt csa csc csf csm csn cso csr css cst cta ctc ctf ctm ctn cto ctr cts ctt faa fac faf fam fan fao far fas fat fca fcc fcf fcm fcn fco fcr fcs fct ffa ffc fff ffm ffn ffo ffr ffs fft fma fmc fmf fmm fmn fmo fmr fms fmt fna fnc fnf fnm fnn fnr fns fnt foa foc fof fom fon foo for fos fot fra frc frf frm frn fro frr frs frt fsa fsc fsf fsm fsn fso fsr fss fst fta ftc ftf ftm ftn fto ftr fts ftt m-f m-o m-r maa mac maf mam man mao mar mas mat mc- mca mcc mcf mcm mcn mco mcr mcs mct mfa mfc mff mfm mfn mfo mfr mfs mft mma mmc mmf mmm mmn mmo mmr mms mmt mna mnc mnf mnm mnn mno mnr mns mnt moa moc mof mom mon moo mor mos mot mra mrc mrf mrm mrn mro mrr mrs mrt msa msc msf msm msn mso msr mss mst mta mtc mtf mtm mtn mto mtr mts mtt naa nac naf nam nan nao nar nas nat nca ncc ncf ncm ncn nco ncr ncs nct nfa nfc nff nfn nfo nfr nfs nft nma nmc nmm nmn nmo nmr nms nmt nna nnc nnf nnm nnn nno nns nnt no- noa noc nof nom non noo nor nos not nra nrc nrf nrm nrn nro nrr nrs nrt nsa nsc nsf nsm nsn nso nsr nss nst nta ntc ntf ntm ntn nto ntr nts ntt oaa oac oaf oam oan oao oar oas oat oc- oca occ ocf ocm ocn oco ocr ocs oct of- ofa ofc off ofm ofn ofo ofr ofs oft om- oma omc omf omm omn omo omr oms omt on- ona onc onf onn ono onr ons ont oo- ooa ooc oof oom oon ooo oor oos oot or- ora orc orf orm orn oro orr ors ort os- osa osc osf osm osn oso osr oss ost ot- ota otc otf otm otn oto otr ots ott ra- raa rac raf ram ran rao rar ras rat rca rcc rcf rcm rcn rco rcr rcs rct rfa rfc rff rfm rfn rfo rfr rfs rft rma rmc rmf rmm rmn rmo rmr rms rmt rna rnc rnm rnn rno rnr rns rnt roa roc rof rom ron roo ror ros rot rra rrc rrf rrm rrn rrr rrs rrt rsa rsc rsf rsm rsn rso rsr rss rst rta rtc rtf rtm rtn rto rtr rts rtt saa sac saf sam san sao sar sas sat sca scc scf scm scn sco scr scs sct sfa sfc sff sfm sfn sfo sfr sfs sft sma smc smf smm smn smo smr sms smt sna snc snf snm snn sno snr sns snt soa soc sof som son soo sor sos sot sr- sra src srf srm srn sro srr srs srt ss- ssa ssc ssf ssm ssn sso ssr sss sst sta stc stf stm stn sto str sts stt taa tac taf tam tan tao tar tas tat tca tcc tcf tcm tcn tco tcr tcs tct tfa tfc tff tfm tfn tfo tfr tfs tft tma tmc tmf tmm tmn tmo tmr tms tmt tna tnc tnf tnm tnn tno tnr tns tnt to- toa toc tof tom ton too tor tos tot tra trc trf trm trn tro trr trs trt tsa tsc tsf tsm tsn tso tsr tss tst tta ttc ttf ttm ttn tto ttr tts ttt