-er -ic a-a a-c a-i a-t aaa aac aae aaf aag aai aam aao aar aat ac- aca acc ace acf acg aci acm aco acr act aea aec aee aef aeg aei aem aeo aer aet af- afa afc afe aff afg afi afm afo afr aft ag- aga agc age agf agg agi agm ago agr agt ai- aia aic aie aif aig aii aim aio air ait ama amc ame amf amg ami amm amo amr amt aoa aoc aoe aof aog aoi aom aoo aor aot ar- ara arc are arf arg ari arm aro arr art at- ata atc ate atf atg ati atm ato atr att c-- caa cac cae caf cag cai cam cao car cat cca ccc cce ccf ccg cci ccm cco ccr cct ce- cea cec cee cef ceg cei cem ceo cer cet cfa cfc cfe cff cfg cfi cfm cfo cfr cft cga cgc cge cgg cgi cgm cgo cgr cgt ci- cia cic cie cif cig cii cim cio cir cit cma cmc cme cmf cmg cmi cmm cmo cmr cmt co- coa coc coe cof cog coi com coo cor cot cra crc cre crf crg cri crm cro crr crt cta ctc cte ctf ctg cti ctm cto ctr ctt eaa eac eae eaf eag eai eam eao ear eat ec- eca ecc ece ecf ecg eci ecm eco ecr ect eea eec eee eef eeg eem eeo eer eet ef- efa efc efe eff efg efi efm efo efr eft ega egc ege egf egg egi egm ego egr egt eia eic eie eif eig eii eim eio eir eit em- ema emc eme emf emg emi emm emo emr emt eo- eoa eoc eoe eof eog eoi eom eoo eor eot era erc ere erf erg eri erm ero err ert eta etc ete etf etg eti etm eto etr ett faa fac fae faf fag fai fam fao far fat fca fcc fce fcf fcg fci fcm fco fcr fct fea fec fee fef feg fei fem feo fer fet ffa ffc ffe fff ffg ffi ffm ffo ffr fft fga fgc fge fgf fgg fgi fgm fgr fgt fia fic fie fif fig fii fim fir fit fma fmc fme fmf fmg fmi fmm fmo fmr fmt foa foc foe fof fog foi fom foo for fot fra frc fre frf frg fri frm fro frr frt fta ftc fte ftf ftg fti ftm fto ftr ftt gaa gac gae gaf gag gai gam gao gar gat gca gcc gce gcf gcg gci gcm gco gcr gct ge- gea gec gee gef geg gei gem geo ger get gfa gfc gfe gff gfi gfm gfo gfr gft gga ggc ggg ggi ggm ggo ggr ggt gia gic gie gif gig gii gim gio gir git gma gmc gme gmf gmg gmi gmm gmo gmr gmt goa goc goe gof gog goi gom goo gor got gra grc gre grf grg gri grm gro grr grt gta gtc gte gtf gtg gti gtm gto gtr gtt i-f ia- iaa iac iae iaf iag iai iam iao iar iat ica icc ice icf icg ici icm ico icr ict ie- iea iec iee ief ieg iei iem ier iet ifa ifc ife iff ifg ifi ifm ifo ifr ift iga igc ige igf igg igi igm igo igr igt iia iic iie iif iii iim iio iir iit im- ima imc ime imf img imi imm imo imt io- ioa ioc ioe iof iog ioi iom ioo ior iot ir- ira irc ire irf irg iri irm iro irr irt ita itc ite itf itg iti itm ito itt m-f m-o m-r maa mac mae maf mag mai mam mao mar mat mc- mca mcc mce mcf mcg mci mcm mco mcr mct mea mec mee mef meg mei mem meo mer met mfa mfc mfe mff mfg mfi mfm mfo mfr mft mga mgc mge mgf mgi mgm mgo mgr mgt mi- mia mic mie mif mig mii mim mio mir mit mma mmc mme mmf mmg mmi mmm mmo mmr mmt moa moc moe mof mog moi mom moo mor mot mra mrc mre mrf mrg mri mrm mro mrr mrt mta mtc mte mtf mtg mti mtm mto mtr mtt o-i oaa oac oae oaf oag oai oam oao oar oat oc- oca occ ocf ocg oci ocm oco ocr oct oea oec oee oef oeg oei oem oeo oer oet of- ofa ofc ofe off ofg ofi ofm ofo ofr oft oga ogc oge ogf ogg ogi ogo ogt oia oic oie oif oii oim oio oir oit om- oma omc ome omf omg omi omm omo omr omt oo- ooa ooc oof oog ooi oom ooo oor oot or- ora orc ore orf org ori orm oro orr ort ot- ota otc ote otf otg oti otm oto otr ott ra- raa rac rae raf rag rai ram rao rar rat rca rcc rce rcf rcg rci rcm rco rcr rct re- rea rec ree ref reg rei rem reo rer ret rfa rfc rfe rff rfg rfi rfm rfo rfr rft rga rgc rge rgf rgg rgi rgo rgr rgt ria ric rie rif rig rii rim rio rir rit rma rmc rme rmf rmg rmi rmm rmo rmr rmt roa roc roe rof rog roi rom roo ror rot rra rrc rrf rrg rri rrm rrr rrt rta rtc rte rtf rtg rti rtm rto rtr rtt taa tac tae taf tag tai tam tao tar tat tca tcc tce tcf tcg tci tcm tco tcr tct te- tea tec tee tef teg tei tem teo ter tet tfa tfc tfe tff tfg tfi tfm tfo tfr tft tga tgc tge tgf tgg tgi tgm tgo tgr tgt tia tic tie tif tig tii tim tio tir tit tma tmc tme tmf tmg tmi tmm tmo tmr tmt to- toa toc toe tof tog toi tom