-er a-a a-c a-t aaa aac aae aag aam aan aao aap aar aat ac- aca acc ace acg acm acn aco acp acr act aea aec aee aeg aem aen aeo aep aer aet ag- aga agc age agg agm agn ago agp agr agt ama amc ame amg amm amn amo amp amr amt an- ana anc ane ang anm ann ano anp anr ant aoa aoc aoe aog aom aon aoo aop aor aot ap- apa apc ape apg apm apn apo app apr apt ar- ara arc are arg arm arn aro arp arr art at- ata atc ate atg atm atn ato atp atr att c-- caa cac cae cag cam can cao cap car cat cca ccc cce ccg ccm ccn cco ccp ccr cct ce- cea cec cee ceg cem cen ceo cep cer cet cga cgc cge cgg cgm cgn cgo cgp cgr cgt cma cmc cme cmg cmm cmn cmo cmp cmr cmt cn- cna cnc cne cng cnm cnn cno cnp cnr cnt co- coa coc coe cog com con coo cop cor cot cpa cpc cpe cpg cpm cpn cpo cpp cpr cpt cra crc cre crg crm crn cro crp crr crt cta ctc cte ctg ctm ctn cto ctp ctr ctt eaa eac eae eag eam ean eao eap ear eat ec- eca ecc ece ecg ecm ecn eco ecr ect eea eec eee eeg eem een eeo eep eer eet ega egc ege egg egm egn ego egp egr egt em- ema emc eme emg emm emn emo emp emr emt en- ena enc ene eng enm enn eno enp enr ent eo- eoa eoc eoe eog eom eon eoo eop eor eot ep- epa epc epe epg epm epn epo epp epr ept era erc ere erg erm ern ero erp err ert eta etc ete etg etm etn eto etp etr ett g-p gaa gac gae gag gam gan gao gap gar gat gca gcc gce gcg gcm gcn gco gcp gcr gct ge- gea gec gee geg gem gen geo gep ger get gga ggc ggg ggm ggn ggo ggp ggr ggt gma gmc gme gmg gmm gmn gmo gmp gmr gmt gna gnc gne gnm gnn gno gnp gnr gnt goa goc goe gog gom gon goo gop gor got gpa gpc gpe gpg gpm gpn gpo gpp gpr gpt gra grc gre grg grm grn gro grp grr grt gta gtc gte gtg gtm gtn gto gtp gtr gtt m-o m-r maa mac mae mag mam man mao map mar mat mc- mca mcc mce mcg mcm mcn mco mcp mcr mct mea mec mee meg mem men meo mep mer met mga mgc mge mgm mgn mgo mgp mgr mgt mma mmc mme mmg mmm mmn mmo mmp mmr mmt mna mnc mne mng mnm mnn mno mnp mnr mnt moa moc moe mog mom mon moo mop mor mot mpa mpc mpe mpg mpm mpn mpo mpp mpr mpt mra mrc mre mrg mrm mrn mro mrp mrr mrt mta mtc mte mtg mtm mtn mto mtp mtr mtt naa nac nae nag nam nan nao nap nar nat nca ncc nce ncg ncm ncn nco ncp ncr nct ne- nea nec nee neg nem nen neo nep ner net nga ngc nge ngg ngm ngn ngo ngp ngt nma nmc nme nmg nmm nmn nmo nmp nmr nmt nna nnc nne nng nnm nnn nno nnp nnt no- noa noc noe nog nom non noo nop nor not npa npc npe npg npm npn npo npp npr npt nra nrc nre nrg nrm nrn nro nrp nrr nrt nta ntc nte ntg ntm ntn nto ntp ntr ntt oaa oac oae oag oam oan oao oap oar oat oc- oca occ ocg ocm ocn oco ocp ocr oct oea oec oee oeg oem oen oeo oep oer oet oga ogc oge ogg ogn ogo ogp ogt om- oma omc ome omg omm omn omo omp omr omt on- ona onc one ong onn ono onp onr ont oo- ooa ooc oog oom oon ooo oop oor oot op- opa opc ope opg opm opn opo opp opr opt or- ora orc ore org orm orn oro orp orr ort ot- ota otc ote otg otm otn oto otp otr ott p-p paa pac pae pag pam pan pao pap par pat pca pcc pce pcg pcm pcn pco pcp pcr pct pea pec pee peg pem pen peo pep per pet pga pgc pge pgg pgm pgn pgo pgp pgr pgt pma pmc pme pmg pmm pmn pmo pmp pmr pmt pn- pna pnc pne png pnm pnn pno pnp pnr pnt poa poc poe pog pom pon poo pop por pot ppa ppc ppe ppg ppm ppn ppo ppp ppr ppt pra prc pre prg prm prn pro prp prr prt pt- pta ptc pte ptg ptm ptn pto ptp ptr ptt ra- raa rac rae rag ram ran rao rap rar rat rca rcc rce rcg rcm rcn rco rcp rcr rct re- rea rec ree reg rem ren reo rep rer ret rga rgc rge rgg rgn rgo rgp rgr rgt rma rmc rme rmg rmm rmn rmo rmp rmr rmt rna rnc rng rnm rnn rno rnp rnr rnt roa roc roe rog rom ron roo rop ror rot rpa rpc rpe rpg rpm rpn rpo rpp rpr rpt rra rrc rrg rrm rrn rrp rrr rrt rta rtc rte rtg rtm rtn rto rtp rtr rtt taa tac tae tag tam tan tao tap tar tat tca tcc tce tcg tcm tcn tco tcp tcr tct te- tea tec tee teg tem ten teo tep ter tet tga tgc tge tgg tgm tgn tgo tgp tgr tgt tma tmc tme tmg tmm tmn tmo tmp tmr tmt tna tnc tne tng tnm tnn tno tnp tnr tnt to- toa toc toe tog tom ton too top tor tot tpa tpc tpe tpg tpm