-er a-a a-i aaa aae aaf aai aam aan aap aar aea aee aef aei aem aen aep aer af- afa afe aff afi afm afn afp afr ai- aia aie aif aii aim ain aip air ama ame amf ami amm amn amp amr an- ana ane anf ani anm ann anp anr ap- apa ape apf api apm apn app apr ar- ara are arf ari arm arn arp arr eaa eae eaf eai eam ean eap ear eea eee eef eem een eep eer ef- efa efe eff efi efm efp efr eia eie eif eii eim ein eip eir em- ema eme emf emi emm emn emp emr en- ena ene enf eni enm enn enp enr ep- epa epe epf epi epm epn epp epr era ere erf eri erm ern erp err faa fae faf fai fam fan fap far fea fee fef fei fem fen fep fer ffa ffe fff ffi ffm ffn ffp ffr fia fie fif fii fim fin fip fir fma fme fmf fmi fmm fmn fmp fmr fna fne fnf fni fnm fnn fnp fnr fpa fpe fpi fpm fpn fpp fpr fra fre frf fri frm frn frp frr i-f ia- iaa iae iaf iai iam ian iap iar ie- iea iee ief iei iem ien iep ier ifa ife iff ifi ifm ifn ifp ifr iia iie iif iii iim iin iip iir im- ima ime imf imi imm imn imp in- ina ine inf ini inm inn inp inr ipa ipe ipf ipi ipm ipn ipp ipr ir- ira ire irf iri irm irn irp irr m-f m-r maa mae maf mai mam man map mar mea mee mef mei mem men mep mer mfa mfe mff mfi mfm mfn mfp mfr mi- mia mie mif mii mim min mip mir mma mme mmf mmi mmm mmn mmp mmr mna mne mnf mni mnm mnn mnp mnr mpa mpe mpf mpi mpm mpn mpp mpr mra mre mrf mri mrm mrn mrp mrr n-i naa nae naf nai nam nan nap nar ne- nea nee nef nei nem nen nep ner nfa nfe nff nfi nfn nfp nfr nia nie nif nii nim nin nip nir nma nme nmi nmm nmn nmp nmr nna nne nnf nni nnm nnn nnp npa npe npf npi npm npn npp npr nra nre nrf nri nrm nrn nrp nrr p-p paa pae paf pai pam pan pap par pea pee pef pei pem pen pep per pfa pfe pff pfi pfm pfn pfp pfr pia pie pif pii pim pin pip pir pma pme pmf pmi pmm pmn pmp pmr pn- pna pne pnf pni pnm pnn pnp pnr ppa ppe ppf ppi ppm ppn ppp ppr pra pre prf pri prm prn prp prr ra- raa rae raf rai ram ran rap rar re- rea ree ref rei rem ren rep rer rfa rfe rff rfi rfm rfn rfp rfr ria rie rif rii rim rin rip rir rma rme rmf rmi rmm rmn rmp rmr rna rni rnm rnn rnp rnr rpa rpe rpf rpi rpm rpn rpp rpr rra rrf rri rrm rrn rrp rrr