-al -ol a-a a-i aaa aaf aai aal aan aao aar aas af- afa aff afi afl afn afo afr afs ai- aia aif aii ail ain aio air ais al- ala alf ali all aln alo alr als an- ana anf ani anl ann ano anr ans aoa aof aoi aol aon aoo aor aos ar- ara arf ari arl arn aro arr ars as- asa asf asi asl asn aso asr ass faa faf fai fal fan fao far fas ffa fff ffi ffl ffn ffo ffr ffs fia fif fii fil fin fir fis fla flf fli fll fln flo flr fls fna fnf fni fnl fnn fnr fns foa fof foi fol fon foo for fos fra frf fri frl frn fro frr frs fsa fsf fsi fsl fsn fso fsr fss i-f ia- iaa iaf iai ial ian iao iar ias ifa iff ifi ifl ifn ifo ifr ifs iia iif iii iil iin iio iir iis il- ila ilf ili ill iln ilo ilr ils in- ina inf ini inl inn ino inr ins io- ioa iof ioi iol ion ioo ior ios ir- ira irf iri irl irn iro irr irs is- isa isf isi isl isn iso isr iss la- laa laf lai lal lan lao lar las lfa lff lfi lfl lfn lfo lfr lfs lia lif lii lil lin lio lir lis lla llf lli lll lln llo llr lls lna lni lnl lnn lno lnr lns loa lof loi lol lon loo lor los lra lrf lri lrn lro lrr lrs lsa lsf lsi lsl lsn lso lsr lss n-i naa naf nai nal nan nao nar nas nfa nff nfi nfl nfn nfo nfr nfs nia nif nii nil nin nio nir nis nla nlf nli nll nln nlo nlr nls nna nnf nni nnl nnn nno nns no- noa nof noi nol non noo nor nos nra nrf nri nrl nrn nro nrr nrs nsa nsf nsi nsl nsn nso nsr nss o-i oaa oaf oai oal oan oao oar oas of- ofa off ofi ofl ofn ofo ofr ofs oia oif oii oil oin oio oir ois ola olf oli oll oln olo ols on- ona onf oni onl onn ono onr ons oo- ooa oof ooi ool oon ooo oor oos or- ora orf ori orl orn oro orr ors os- osa osf osi osl osn oso osr oss ra- raa raf rai ral ran rao rar ras rfa rff rfi rfl rfn rfo rfr rfs ria rif rii ril rin rio rir ris rla rlf rli rll rln rlo rlr rls rna rni rnn rno rnr rns roa rof roi rol ron roo ror ros rra rrf rri rrl rrn rrr rrs rsa rsf rsi rsl rsn rso rsr rss saa saf sai sal san sao sar sas sfa sff sfi sfl sfn sfo sfr sfs sia sif sii sil sin sio sir sis sla slf sli sll sln slo slr sls sna snf sni snl snn sno snr sns soa sof soi sol son soo sor sos sr- sra srf sri srl srn sro srr srs ss- ssa ssf ssi ssl ssn sso ssr sss