-er -ic a-a a-c a-i a-t aaa aac aae aag aai aam aap aar aas aat ac- aca acc ace acg aci acm acp acr acs act aea aec aee aeg aei aem aep aer aes aet ag- aga agc age agg agi agm agp agr ags agt ai- aia aic aie aig aii aim aip air ais ait ama amc ame amg ami amm amp amr ams amt ap- apa apc ape apg api apm app apr aps apt ar- ara arc are arg ari arm arp arr ars art as- asa asc ase asg asi asm asp asr ass ast at- ata atc ate atg ati atm atp atr ats att c-- caa cac cae cag cai cam cap car cas cat cca ccc cce ccg cci ccm ccp ccr ccs cct ce- cea cec cee ceg cei cem cep cer ces cet cga cgc cge cgg cgi cgm cgp cgr cgs cgt ci- cia cic cie cig cii cim cip cir cis cit cma cmc cme cmg cmi cmm cmp cmr cms cmt cpa cpc cpe cpg cpi cpm cpp cpr cps cpt cra crc cre crg cri crm crp crr crs crt csa csc cse csg csi csm csp csr css cst cta ctc cte ctg cti ctm ctp ctr cts ctt eaa eac eae eag eai eam eap ear eas eat ec- eca ecc ece ecg eci ecm ecr ecs ect eea eec eee eeg eem eep eer ees eet ega egc ege egg egi egm egp egr egs egt eia eic eie eig eii eim eip eir eis eit em- ema emc eme emg emi emm emp emr ems emt ep- epa epc epe epg epi epm epp epr eps ept era erc ere erg eri erm erp err ers ert es- esa esc ese esg esi esm esp esr ess est eta etc ete etg eti etm etp etr ets ett g-p gaa gac gae gag gai gam gap gar gas gat gca gcc gce gcg gci gcm gcp gcr gcs gct ge- gea gec gee geg gei gem gep ger ges get gga ggc ggg ggi ggm ggp ggr ggs ggt gia gic gie gig gii gim gip gir gis git gma gmc gme gmg gmi gmm gmp gmr gms gmt gpa gpc gpe gpg gpi gpm gpp gpr gps gpt gra grc gre grg gri grm grp grr grs grt gsa gsc gse gsg gsi gsm gsp gsr gss gst gta gtc gte gtg gti gtm gtp gtr gts gtt ia- iaa iac iae iag iai iam iap iar ias iat ica icc ice icg ici icm icp icr ics ict ie- iea iec iee ieg iei iem iep ier ies iet iga igc ige igg igi igm igp igr igs igt iia iic iie iii iim iip iir iis iit im- ima imc ime img imi imm imp ims imt ipa ipc ipe ipg ipi ipm ipp ipr ips ipt ir- ira irc ire irg iri irm irp irr irs irt is- isa isc ise isg isi ism isp isr iss ist ita itc ite itg iti itm itp its itt m-r maa mac mae mag mai mam map mar mas mat mc- mca mcc mce mcg mci mcm mcp mcr mcs mct mea mec mee meg mei mem mep mer mes met mga mgc mge mgi mgm mgp mgr mgs mgt mi- mia mic mie mig mii mim mip mir mis mit mma mmc mme mmg mmi mmm mmp mmr mms mmt mpa mpc mpe mpg mpi mpm mpp mpr mps mpt mra mrc mre mrg mri mrm mrp mrr mrs mrt msa msc mse msg msi msm msp msr mss mst mta mtc mte mtg mti mtm mtp mtr mts mtt p-p paa pac pae pag pai pam pap par pas pat pca pcc pce pcg pci pcm pcp pcr pcs pct pea pec pee peg pei pem pep per pes pet pga pgc pge pgg pgi pgm pgp pgr pgs pgt pia pic pie pig pii pim pip pir pis pit pma pmc pme pmg pmi pmm pmp pmr pms pmt ppa ppc ppe ppg ppi ppm ppp ppr pps ppt pra prc pre prg pri prm prp prr prs prt ps- psa psc pse psg psi psm psp psr pss pst pt- pta ptc pte ptg pti ptm ptp ptr pts ptt ra- raa rac rae rag rai ram rap rar ras rat rca rcc rce rcg rci rcm rcp rcr rcs rct re- rea rec ree reg rei rem rep rer res ret rga rgc rge rgg rgi rgp rgr rgs rgt ria ric rie rig rii rim rip rir ris rit rma rmc rme rmg rmi rmm rmp rmr rms rmt rpa rpc rpe rpg rpi rpm rpp rpr rps rpt rra rrc rrg rri rrm rrp rrr rrs rrt rsa rsc rse rsg rsi rsm rsp rsr rss rst rta rtc rte rtg rti rtm rtp rtr rts rtt saa sac sae sag sai sam sap sar sas sat sca scc sce scg sci scm scp scr scs sct se- sea sec see seg sei sem sep ser ses set sga sgc sge sgg sgi sgm sgp sgr sgs sgt sia sic sie sig sii sim sip sir sis sit sma smc sme smg smi smm smp smr sms smt spa spc spe spg spi spm spp spr sps spt sr- sra src sre srg sri srm srp srr srs srt ss- ssa ssc sse ssg ssi ssm ssp ssr sss sst sta stc ste stg sti stm stp str sts stt taa tac tae tag tai tam tap tar tas tat tca tcc tce tcg tci tcm tcp tcr tcs tct te- tea tec tee teg tei tem tep ter tes tet tga tgc tge tgg tgi tgm tgp tgr tgs tgt tia tic tie tig tii tim tip tir tis tit tma tmc tme tmg tmi tmm tmp tmr tms tmt tpa tpc tpe tpg tpi tpm tpp tpr tps tpt