-al a-a a-i aaa aaf aag aai aal aan aar aas af- afa aff afg afi afl afn afr afs ag- aga agf agg agi agl agn agr ags ai- aia aif aig aii ail ain air ais al- ala alf alg ali all aln alr als an- ana anf ang ani anl ann anr ans ar- ara arf arg ari arl arn arr ars as- asa asf asg asi asl asn asr ass faa faf fag fai fal fan far fas ffa fff ffg ffi ffl ffn ffr ffs fga fgf fgg fgi fgl fgn fgr fgs fia fif fig fii fil fin fir fis fla flf flg fli fll fln flr fls fna fnf fng fni fnl fnn fnr fns fra frf frg fri frl frn frr frs fsa fsf fsg fsi fsl fsn fsr fss gaa gaf gag gai gal gan gar gas gfa gff gfi gfl gfr gfs gga ggg ggi ggn ggr ggs gia gif gig gii gil gin gir gis gla glf glg gli gll gln glr gls gna gnf gni gnl gnn gnr gns gra grf grg gri grl grn grr grs gsa gsf gsg gsi gsl gsn gsr gss i-f ia- iaa iaf iag iai ial ian iar ias ifa iff ifg ifi ifl ifn ifr ifs iga igf igg igi igl ign igr igs iia iif iii iil iin iir iis il- ila ilf ilg ili ill iln ilr ils in- ina inf ing ini inl inn inr ins ir- ira irf irg iri irl irn irr irs is- isa isf isg isi isl isn isr iss la- laa laf lag lai lal lan lar las lfa lff lfg lfi lfl lfn lfr lfs lga lgf lgg lgi lgl lgn lgr lgs lia lif lig lii lil lin lir lis lla llf llg lli lll lln llr lls lna lng lni lnl lnn lnr lns lra lrf lrg lri lrn lrr lrs lsa lsf lsg lsi lsl lsn lsr lss n-i naa naf nag nai nal nan nar nas nfa nff nfi nfl nfn nfr nfs nga ngf ngg ngi ngl ngn ngs nia nif nig nii nil nin nir nis nla nlf nlg nli nll nln nlr nls nna nnf nng nni nnl nnn nns nra nrf nrg nri nrl nrn nrr nrs nsa nsf nsg nsi nsl nsn nsr nss ra- raa raf rag rai ral ran rar ras rfa rff rfg rfi rfl rfn rfr rfs rga rgf rgg rgi rgn rgr rgs ria rif rig rii ril rin rir ris rla rlf rlg rli rll rln rlr rls rna rng rni rnn rnr rns rra rrf rrg rri rrl rrn rrr rrs rsa rsf rsg rsi rsl rsn rsr rss saa saf sag sai sal san sar sas sfa sff sfg sfi sfl sfn sfr sfs sga sgf sgg sgi sgl sgn sgr sgs sia sif sig sii sil sin sir sis sla slf slg sli sll sln slr sls sna snf sng sni snl snn snr sns sr- sra srf srg sri srl srn srr srs ss- ssa ssf ssg ssi ssl ssn ssr sss