a-a a-c a-t aaa aac aad aam aan aao aap aas aat ac- aca acc acd acm acn aco acp acs act ad- ada adc add adm adn ado adp ads adt ama amc amd amm amn amo amp ams amt an- ana anc and anm ann ano anp ans ant aoa aoc aod aom aon aoo aop aos aot ap- apa apc apd apm apn apo app aps apt as- asa asc asd asm asn aso asp ass ast at- ata atc atd atm atn ato atp ats att c-- caa cac cad cam can cao cap cas cat cca ccc ccd ccm ccn cco ccp ccs cct cda cdc cdd cdm cdn cdo cdp cds cdt cma cmc cmd cmm cmn cmo cmp cms cmt cn- cna cnc cnd cnm cnn cno cnp cns cnt co- coa coc cod com con coo cop cos cot cpa cpc cpd cpm cpn cpo cpp cps cpt csa csc csd csm csn cso csp css cst cta ctc ctd ctm ctn cto ctp cts ctt daa dac dad dam dan dao dap das dat dca dcc dcd dcm dcn dco dcp dcs dct dda ddc ddd ddm ddn ddo ddp dds ddt dma dmc dmd dmm dmn dmo dmp dms dmt dna dnc dnd dnm dnn dno dnp dns dnt doa doc dod dom don doo dop dos dot dpa dpc dpd dpm dpn dpo dpp dps dpt dsa dsc dsd dsm dsn dso dsp dss dst dta dtc dtd dtm dtn dto dtp dts dtt m-o maa mac mad mam man mao map mas mat mc- mca mcc mcd mcm mcn mco mcp mcs mct mda mdc mdd mdm mdn mdo mdp mds mdt mma mmc mmd mmm mmn mmo mmp mms mmt mna mnc mnm mnn mno mnp mns mnt moa moc mod mom mon moo mop mos mot mpa mpc mpd mpm mpn mpo mpp mps mpt msa msc msd msm msn mso msp mss mst mta mtc mtd mtm mtn mto mtp mts mtt naa nac nad nam nan nao nap nas nat nca ncc ncd ncm ncn nco ncp ncs nct nda ndc ndd ndm ndn ndo ndp nds ndt nma nmc nmd nmm nmn nmo nmp nms nmt nna nnc nnm nnn nno nnp nns nnt no- noa noc nod nom non noo nop nos not npa npc npd npm npn npo npp nps npt nsa nsc nsd nsm nsn nso nsp nss nst nta ntc ntd ntm ntn nto ntp nts ntt oaa oac oad oam oan oao oap oas oat oc- oca occ ocd ocm ocn oco ocp ocs oct oda odc odd odm odn odo odp ods odt om- oma omc omd omm omn omo omp oms omt on- ona onc ond onn ono onp ons ont oo- ooa ooc ood oom oon ooo oop oos oot op- opa opc opd opm opn opo opp ops opt os- osa osc osd osm osn oso osp oss ost ot- ota otc otd otm otn oto otp ots ott p-p paa pac pad pam pan pao pap pas pat pca pcc pcd pcm pcn pco pcp pcs pct pda pdc pdd pdm pdn pdo pdp pds pdt pma pmc pmd pmm pmn pmo pmp pms pmt pn- pna pnc pnd pnm pnn pno pnp pns pnt poa poc pod pom pon poo pop pos pot ppa ppc ppd ppm ppn ppo ppp pps ppt ps- psa psc psd psm psn pso psp pss pst pt- pta ptc ptd ptm ptn pto ptp pts ptt saa sac sad sam san sao sap sas sat sca scc scd scm scn sco scp scs sct sda sdc sdd sdm sdn sdo sdp sds sdt sma smc smd smm smn smo smp sms smt sna snc snd snm snn sno snp sns snt soa soc sod som son soo sop sos sot spa spc spd spm spn spo spp sps spt ss- ssa ssc ssd ssm ssn sso ssp sss sst sta stc std stm stn sto stp sts stt taa tac tad tam tan tao tap tas tat tca tcc tcd tcm tcn tco tcp tcs tct tda tdc tdd tdm tdn tdo tdp tds tdt tma tmc tmd tmm tmn tmo tmp tms tmt tna tnc tnd tnm tnn tno tnp tns tnt to- toa toc tod tom ton too top tos tot tpa tpc tpd tpm tpn tpo tpp tps tpt tsa tsc tsd tsm tsn tso tsp tss tst tta ttc ttd ttm ttn tto ttp tts ttt