-er -ic a-a a-c a-i a-t aaa aac aae aaf aai aam aao aar aas aat ac- aca acc ace acf aci acm aco acr acs act aea aec aee aef aei aem aeo aer aes aet af- afa afc afe aff afi afm afo afr afs aft ai- aia aic aie aif aii aim aio air ais ait ama amc ame amf ami amm amo amr ams amt aoa aoc aoe aof aoi aom aoo aor aos aot ar- ara arc are arf ari arm aro arr ars art as- asa asc ase asf asi asm aso asr ass ast at- ata atc ate atf ati atm ato atr ats att c-- caa cac cae caf cai cam cao car cas cat cca ccc cce ccf cci ccm cco ccr ccs cct ce- cea cec cee cef cei cem ceo cer ces cet cfa cfc cfe cff cfi cfm cfo cfr cfs cft ci- cia cic cie cif cii cim cio cir cis cit cma cmc cme cmf cmi cmm cmo cmr cms cmt co- coa coc coe cof coi com coo cor cos cot cra crc cre crf cri crm cro crr crs crt csa csc cse csf csi csm cso csr css cst cta ctc cte ctf cti ctm cto ctr cts ctt eaa eac eae eaf eai eam eao ear eas eat ec- eca ecc ece ecf eci ecm eco ecr ecs ect eea eec eee eef eem eeo eer ees eet ef- efa efc efe eff efi efm efo efr efs eft eia eic eie eif eii eim eio eir eis eit em- ema emc eme emf emi emm emo emr ems emt eo- eoa eoc eoe eof eoi eom eoo eor eos eot era erc ere erf eri erm ero err ers ert es- esa esc ese esf esi esm eso esr ess est eta etc ete etf eti etm eto etr ets ett faa fac fae faf fai fam fao far fas fat fca fcc fce fcf fci fcm fco fcr fcs fct fea fec fee fef fei fem feo fer fes fet ffa ffc ffe fff ffi ffm ffo ffr ffs fft fia fic fie fif fii fim fir fis fit fma fmc fme fmf fmi fmm fmo fmr fms fmt foa foc foe fof foi fom foo for fos fot fra frc fre frf fri frm fro frr frs frt fsa fsc fse fsf fsi fsm fso fsr fss fst fta ftc fte ftf fti ftm fto ftr fts ftt i-f ia- iaa iac iae iaf iai iam iao iar ias iat ica icc ice icf ici icm ico icr ics ict ie- iea iec iee ief iei iem ier ies iet ifa ifc ife iff ifi ifm ifo ifr ifs ift iia iic iie iif iii iim iio iir iis iit im- ima imc ime imf imi imm imo ims imt io- ioa ioc ioe iof ioi iom ioo ior ios iot ir- ira irc ire irf iri irm iro irr irs irt is- isa isc ise isf isi ism iso isr iss ist ita itc ite itf iti itm ito its itt m-f m-o m-r maa mac mae maf mai mam mao mar mas mat mc- mca mcc mce mcf mci mcm mco mcr mcs mct mea mec mee mef mei mem meo mer mes met mfa mfc mfe mff mfi mfm mfo mfr mfs mft mi- mia mic mie mif mii mim mio mir mis mit mma mmc mme mmf mmi mmm mmo mmr mms mmt moa moc moe mof moi mom moo mor mos mot mra mrc mre mrf mri mrm mro mrr mrs mrt msa msc mse msf msi msm mso msr mss mst mta mtc mte mtf mti mtm mto mtr mts mtt o-i oaa oac oae oaf oai oam oao oar oas oat oc- oca occ ocf oci ocm oco ocr ocs oct oea oec oee oef oei oem oeo oer oes oet of- ofa ofc ofe off ofi ofm ofo ofr ofs oft oia oic oie oif oii oim oio oir ois oit om- oma omc ome omf omi omm omo omr oms omt oo- ooa ooc oof ooi oom ooo oor oos oot or- ora orc ore orf ori orm oro orr ors ort os- osa osc ose osf osi osm oso osr oss ost ot- ota otc ote otf oti otm oto otr ots ott ra- raa rac rae raf rai ram rao rar ras rat rca rcc rce rcf rci rcm rco rcr rcs rct re- rea rec ree ref rei rem reo rer res ret rfa rfc rfe rff rfi rfm rfo rfr rfs rft ria ric rie rif rii rim rio rir ris rit rma rmc rme rmf rmi rmm rmo rmr rms rmt roa roc roe rof roi rom roo ror ros rot rra rrc rrf rri rrm rrr rrs rrt rsa rsc rse rsf rsi rsm rso rsr rss rst rta rtc rte rtf rti rtm rto rtr rts rtt saa sac sae saf sai sam sao sar sas sat sca scc sce scf sci scm sco scr scs sct se- sea sec see sef sei sem seo ser ses set sfa sfc sfe sff sfi sfm sfo sfr sfs sft sia sic sie sif sii sim sio sir sis sit sma smc sme smf smi smm smo smr sms smt soa soc soe sof soi som soo sor sos sot sr- sra src sre srf sri srm sro srr srs srt ss- ssa ssc sse ssf ssi ssm sso ssr sss sst sta stc ste stf sti stm sto str sts stt taa tac tae taf tai tam tao tar tas tat tca tcc tce tcf tci tcm tco tcr tcs tct te- tea tec tee tef tei tem teo ter tes tet tfa tfc tfe tff tfi tfm tfo tfr tfs tft tia tic tie tif tii tim tio tir tis tit tma tmc tme tmf tmi tmm tmo tmr tms tmt to- toa