-er a-a a-i aaa aae aaf aai aam aan aap aar aas aea aee aef aei aem aen aep aer aes af- afa afe aff afi afm afn afp afr afs ai- aia aie aif aii aim ain aip air ais ama ame amf ami amm amn amp amr ams an- ana ane anf ani anm ann anp anr ans ap- apa ape apf api apm apn app apr aps ar- ara are arf ari arm arn arp arr ars as- asa ase asf asi asm asn asp asr ass eaa eae eaf eai eam ean eap ear eas eea eee eef eem een eep eer ees ef- efa efe eff efi efm efp efr efs eia eie eif eii eim ein eip eir eis em- ema eme emf emi emm emn emp emr ems en- ena ene enf eni enm enn enp enr ens ep- epa epe epf epi epm epn epp epr eps era ere erf eri erm ern erp err ers es- esa ese esf esi esm esn esp esr ess faa fae faf fai fam fan fap far fas fea fee fef fei fem fen fep fer fes ffa ffe fff ffi ffm ffn ffp ffr ffs fia fie fif fii fim fin fip fir fis fma fme fmf fmi fmm fmn fmp fmr fms fna fne fnf fni fnm fnn fnp fnr fns fpa fpe fpi fpm fpn fpp fpr fps fra fre frf fri frm frn frp frr frs fsa fse fsf fsi fsm fsn fsp fsr fss i-f ia- iaa iae iaf iai iam ian iap iar ias ie- iea iee ief iei iem ien iep ier ies ifa ife iff ifi ifm ifn ifp ifr ifs iia iie iif iii iim iin iip iir iis im- ima ime imf imi imm imn imp ims in- ina ine inf ini inm inn inp inr ins ipa ipe ipf ipi ipm ipn ipp ipr ips ir- ira ire irf iri irm irn irp irr irs is- isa ise isf isi ism isn isp isr iss m-f m-r maa mae maf mai mam man map mar mas mea mee mef mei mem men mep mer mes mfa mfe mff mfi mfm mfn mfp mfr mfs mi- mia mie mif mii mim min mip mir mis mma mme mmf mmi mmm mmn mmp mmr mms mna mne mnf mni mnm mnn mnp mnr mns mpa mpe mpf mpi mpm mpn mpp mpr mps mra mre mrf mri mrm mrn mrp mrr mrs msa mse msf msi msm msn msp msr mss n-i naa nae naf nai nam nan nap nar nas ne- nea nee nef nei nem nen nep ner nes nfa nfe nff nfi nfn nfp nfr nfs nia nie nif nii nim nin nip nir nis nma nme nmi nmm nmn nmp nmr nms nna nne nnf nni nnm nnn nnp nns npa npe npf npi npm npn npp npr nps nra nre nrf nri nrm nrn nrp nrr nrs nsa nse nsf nsi nsm nsn nsp nsr nss p-p paa pae paf pai pam pan pap par pas pea pee pef pei pem pen pep per pes pfa pfe pff pfi pfm pfn pfp pfr pfs pia pie pif pii pim pin pip pir pis pma pme pmf pmi pmm pmn pmp pmr pms pn- pna pne pnf pni pnm pnn pnp pnr pns ppa ppe ppf ppi ppm ppn ppp ppr pps pra pre prf pri prm prn prp prr prs ps- psa pse psf psi psm psn psp psr pss ra- raa rae raf rai ram ran rap rar ras re- rea ree ref rei rem ren rep rer res rfa rfe rff rfi rfm rfn rfp rfr rfs ria rie rif rii rim rin rip rir ris rma rme rmf rmi rmm rmn rmp rmr rms rna rni rnm rnn rnp rnr rns rpa rpe rpf rpi rpm rpn rpp rpr rps rra rrf rri rrm rrn rrp rrr rrs rsa rse rsf rsi rsm rsn rsp rsr rss saa sae saf sai sam san sap sar sas se- sea see sef sei sem sen sep ser ses sfa sfe sff sfi sfm sfn sfp sfr sfs sia sie sif sii sim sin sip sir sis sma sme smf smi smm smn smp smr sms sna sne snf sni snm snn snp snr sns spa spe spf spi spm spn spp spr sps sr- sra sre srf sri srm srn srp srr srs ss- ssa sse ssf ssi ssm ssn ssp ssr sss