a-a a-i aaa aaf aai aam aan aar aas af- afa aff afi afm afn afr afs ai- aia aif aii aim ain air ais ama amf ami amm amn amr ams an- ana anf ani anm ann anr ans ar- ara arf ari arm arn arr ars as- asa asf asi asm asn asr ass faa faf fai fam fan far fas ffa fff ffi ffm ffn ffr ffs fia fif fii fim fin fir fis fma fmf fmi fmm fmn fmr fms fna fnf fni fnm fnn fnr fns fra frf fri frm frn frr frs fsa fsf fsi fsm fsn fsr fss i-f ia- iaa iaf iai iam ian iar ias ifa iff ifi ifm ifn ifr ifs iia iif iii iim iin iir iis im- ima imf imi imm imn ims in- ina inf ini inm inn inr ins ir- ira irf iri irm irn irr irs is- isa isf isi ism isn isr iss m-f m-r maa maf mai mam man mar mas mfa mff mfi mfm mfn mfr mfs mi- mia mif mii mim min mir mis mma mmf mmi mmm mmn mmr mms mna mnf mni mnm mnn mnr mns mra mrf mri mrm mrn mrr mrs msa msf msi msm msn msr mss n-i naa naf nai nam nan nar nas nfa nff nfi nfn nfr nfs nia nif nii nim nin nir nis nma nmi nmm nmn nmr nms nna nnf nni nnm nnn nns nra nrf nri nrm nrn nrr nrs nsa nsf nsi nsm nsn nsr nss ra- raa raf rai ram ran rar ras rfa rff rfi rfm rfn rfr rfs ria rif rii rim rin rir ris rma rmf rmi rmm rmn rmr rms rna rni rnm rnn rnr rns rra rrf rri rrm rrn rrr rrs rsa rsf rsi rsm rsn rsr rss saa saf sai sam san sar sas sfa sff sfi sfm sfn sfr sfs sia sif sii sim sin sir sis sma smf smi smm smn smr sms sna snf sni snm snn snr sns sr- sra srf sri srm srn srr srs ss- ssa ssf ssi ssm ssn ssr sss