-al -ol a-a a-i aaa aaf aai aal aan aao aap aas af- afa aff afi afl afn afo afp afs ai- aia aif aii ail ain aio aip ais al- ala alf ali all aln alo alp als an- ana anf ani anl ann ano anp ans aoa aof aoi aol aon aoo aop aos ap- apa apf api apl apn apo app aps as- asa asf asi asl asn aso asp ass faa faf fai fal fan fao fap fas ffa fff ffi ffl ffn ffo ffp ffs fia fif fii fil fin fip fis fla flf fli fll fln flo flp fls fna fnf fni fnl fnn fnp fns foa fof foi fol fon foo fop fos fpa fpi fpl fpn fpo fpp fps fsa fsf fsi fsl fsn fso fsp fss i-f ia- iaa iaf iai ial ian iao iap ias ifa iff ifi ifl ifn ifo ifp ifs iia iif iii iil iin iio iip iis il- ila ilf ili ill iln ilo ilp ils in- ina inf ini inl inn ino inp ins io- ioa iof ioi iol ion ioo iop ios ipa ipf ipi ipl ipn ipo ipp ips is- isa isf isi isl isn iso isp iss l-p la- laa laf lai lal lan lao lap las lfa lff lfi lfl lfn lfo lfp lfs lia lif lii lil lin lio lip lis lla llf lli lll lln llo llp lls lna lni lnl lnn lno lnp lns loa lof loi lol lon loo lop los lpa lpf lpi lpl lpn lpo lpp lps lsa lsf lsi lsl lsn lso lsp lss n-i naa naf nai nal nan nao nap nas nfa nff nfi nfl nfn nfo nfp nfs nia nif nii nil nin nio nip nis nla nlf nli nll nln nlo nlp nls nna nnf nni nnl nnn nno nnp nns no- noa nof noi nol non noo nop nos npa npf npi npl npn npo npp nps nsa nsf nsi nsl nsn nso nsp nss o-i oaa oaf oai oal oan oao oap oas of- ofa off ofi ofl ofn ofo ofp ofs oia oif oii oil oin oio oip ois ola olf oli oll oln olo olp ols on- ona onf oni onl onn ono onp ons oo- ooa oof ooi ool oon ooo oop oos op- opa opf opi opl opn opo opp ops os- osa osf osi osl osn oso osp oss p-p paa paf pai pal pan pao pap pas pfa pff pfi pfl pfn pfo pfp pfs pia pif pii pil pin pio pip pis pla plf pli pll pln plo plp pls pn- pna pnf pni pnl pnn pno pnp pns poa pof poi pol pon poo pop pos ppa ppf ppi ppl ppn ppo ppp pps ps- psa psf psi psl psn pso psp pss saa saf sai sal san sao sap sas sfa sff sfi sfl sfn sfo sfp sfs sia sif sii sil sin sio sip sis sla slf sli sll sln slo slp sls sna snf sni snl snn sno snp sns soa sof soi sol son soo sop sos spa spf spi spl spn spo spp sps ss- ssa ssf ssi ssl ssn sso ssp sss