-er -ic a-a a-c a-i a-t aaa aac aae aag aai aam aao aap aar aat ac- aca acc ace acg aci acm aco acp acr act aea aec aee aeg aei aem aeo aep aer aet ag- aga agc age agg agi agm ago agp agr agt ai- aia aic aie aig aii aim aio aip air ait ama amc ame amg ami amm amo amp amr amt aoa aoc aoe aog aoi aom aoo aop aor aot ap- apa apc ape apg api apm apo app apr apt ar- ara arc are arg ari arm aro arp arr art at- ata atc ate atg ati atm ato atp atr att c-- caa cac cae cag cai cam cao cap car cat cca ccc cce ccg cci ccm cco ccp ccr cct ce- cea cec cee ceg cei cem ceo cep cer cet cga cgc cge cgg cgi cgm cgo cgp cgr cgt ci- cia cic cie cig cii cim cio cip cir cit cma cmc cme cmg cmi cmm cmo cmp cmr cmt co- coa coc coe cog coi com coo cop cor cot cpa cpc cpe cpg cpi cpm cpo cpp cpr cpt cra crc cre crg cri crm cro crp crr crt cta ctc cte ctg cti ctm cto ctp ctr ctt eaa eac eae eag eai eam eao eap ear eat ec- eca ecc ece ecg eci ecm eco ecr ect eea eec eee eeg eem eeo eep eer eet ega egc ege egg egi egm ego egp egr egt eia eic eie eig eii eim eio eip eir eit em- ema emc eme emg emi emm emo emp emr emt eo- eoa eoc eoe eog eoi eom eoo eop eor eot ep- epa epc epe epg epi epm epo epp epr ept era erc ere erg eri erm ero erp err ert eta etc ete etg eti etm eto etp etr ett g-p gaa gac gae gag gai gam gao gap gar gat gca gcc gce gcg gci gcm gco gcp gcr gct ge- gea gec gee geg gei gem geo gep ger get gga ggc ggg ggi ggm ggo ggp ggr ggt gia gic gie gig gii gim gio gip gir git gma gmc gme gmg gmi gmm gmo gmp gmr gmt goa goc goe gog goi gom goo gop gor got gpa gpc gpe gpg gpi gpm gpo gpp gpr gpt gra grc gre grg gri grm gro grp grr grt gta gtc gte gtg gti gtm gto gtp gtr gtt ia- iaa iac iae iag iai iam iao iap iar iat ica icc ice icg ici icm ico icp icr ict ie- iea iec iee ieg iei iem iep ier iet iga igc ige igg igi igm igo igp igr igt iia iic iie iii iim iio iip iir iit im- ima imc ime img imi imm imo imp imt io- ioa ioc ioe iog ioi iom ioo iop ior iot ipa ipc ipe ipg ipi ipm ipo ipp ipr ipt ir- ira irc ire irg iri irm iro irp irr irt ita itc ite itg iti itm ito itp itt m-o m-r maa mac mae mag mai mam mao map mar mat mc- mca mcc mce mcg mci mcm mco mcp mcr mct mea mec mee meg mei mem meo mep mer met mga mgc mge mgi mgm mgo mgp mgr mgt mi- mia mic mie mig mii mim mio mip mir mit mma mmc mme mmg mmi mmm mmo mmp mmr mmt moa moc moe mog moi mom moo mop mor mot mpa mpc mpe mpg mpi mpm mpo mpp mpr mpt mra mrc mre mrg mri mrm mro mrp mrr mrt mta mtc mte mtg mti mtm mto mtp mtr mtt o-i oaa oac oae oag oai oam oao oap oar oat oc- oca occ ocg oci ocm oco ocp ocr oct oea oec oee oeg oei oem oeo oep oer oet oga ogc oge ogg ogi ogo ogp ogt oia oic oie oii oim oio oip oir oit om- oma omc ome omg omi omm omo omp omr omt oo- ooa ooc oog ooi oom ooo oop oor oot op- opa opc ope opg opi opm opo opp opr opt or- ora orc ore org ori orm oro orp orr ort ot- ota otc ote otg oti otm oto otp otr ott p-p paa pac pae pag pai pam pao pap par pat pca pcc pce pcg pci pcm pco pcp pcr pct pea pec pee peg pei pem peo pep per pet pga pgc pge pgg pgi pgm pgo pgp pgr pgt pia pic pie pig pii pim pio pip pir pit pma pmc pme pmg pmi pmm pmo pmp pmr pmt poa poc poe pog poi pom poo pop por pot ppa ppc ppe ppg ppi ppm ppo ppp ppr ppt pra prc pre prg pri prm pro prp prr prt pt- pta ptc pte ptg pti ptm pto ptp ptr ptt ra- raa rac rae rag rai ram rao rap rar rat rca rcc rce rcg rci rcm rco rcp rcr rct re- rea rec ree reg rei rem reo rep rer ret rga rgc rge rgg rgi rgo rgp rgr rgt ria ric rie rig rii rim rio rip rir rit rma rmc rme rmg rmi rmm rmo rmp rmr rmt roa roc roe rog roi rom roo rop ror rot rpa rpc rpe rpg rpi rpm rpo rpp rpr rpt rra rrc rrg rri rrm rrp rrr rrt rta rtc rte rtg rti rtm rto rtp rtr rtt taa tac tae tag tai tam tao tap tar tat tca tcc tce tcg tci tcm tco tcp tcr tct te- tea tec tee teg tei tem teo tep ter tet tga tgc tge tgg tgi tgm tgo tgp tgr tgt tia tic tie tig tii tim tio tip tir tit tma tmc tme tmg tmi tmm tmo tmp tmr tmt to- toa toc toe tog toi tom too top tor tot tpa tpc