-al -ol a-a a-i aaa aai aal aan aao aap aar aas ai- aia aii ail ain aio aip air ais al- ala ali all aln alo alp alr als an- ana ani anl ann ano anp anr ans aoa aoi aol aon aoo aop aor aos ap- apa api apl apn apo app apr aps ar- ara ari arl arn aro arp arr ars as- asa asi asl asn aso asp asr ass ia- iaa iai ial ian iao iap iar ias iia iii iil iin iio iip iir iis il- ila ili ill iln ilo ilp ilr ils in- ina ini inl inn ino inp inr ins io- ioa ioi iol ion ioo iop ior ios ipa ipi ipl ipn ipo ipp ipr ips ir- ira iri irl irn iro irp irr irs is- isa isi isl isn iso isp isr iss l-p la- laa lai lal lan lao lap lar las lia lii lil lin lio lip lir lis lla lli lll lln llo llp llr lls lna lni lnl lnn lno lnp lnr lns loa loi lol lon loo lop lor los lpa lpi lpl lpn lpo lpp lpr lps lra lri lrn lro lrp lrr lrs lsa lsi lsl lsn lso lsp lsr lss n-i naa nai nal nan nao nap nar nas nia nii nil nin nio nip nir nis nla nli nll nln nlo nlp nlr nls nna nni nnl nnn nno nnp nns no- noa noi nol non noo nop nor nos npa npi npl npn npo npp npr nps nra nri nrl nrn nro nrp nrr nrs nsa nsi nsl nsn nso nsp nsr nss o-i oaa oai oal oan oao oap oar oas oia oii oil oin oio oip oir ois ola oli oll oln olo olp ols on- ona oni onl onn ono onp onr ons oo- ooa ooi ool oon ooo oop oor oos op- opa opi opl opn opo opp opr ops or- ora ori orl orn oro orp orr ors os- osa osi osl osn oso osp osr oss p-p paa pai pal pan pao pap par pas pia pii pil pin pio pip pir pis pla pli pll pln plo plp plr pls pn- pna pni pnl pnn pno pnp pnr pns poa poi pol pon poo pop por pos ppa ppi ppl ppn ppo ppp ppr pps pra pri prl prn pro prp prr prs ps- psa psi psl psn pso psp psr pss ra- raa rai ral ran rao rap rar ras ria rii ril rin rio rip rir ris rla rli rll rln rlo rlp rlr rls rna rni rnn rno rnp rnr rns roa roi rol ron roo rop ror ros rpa rpi rpl rpn rpo rpp rpr rps rra rri rrl rrn rrp rrr rrs rsa rsi rsl rsn rso rsp rsr rss saa sai sal san sao sap sar sas sia sii sil sin sio sip sir sis sla sli sll sln slo slp slr sls sna sni snl snn sno snp snr sns soa soi sol son soo sop sor sos spa spi spl spn spo spp spr sps sr- sra sri srl srn sro srp srr srs ss- ssa ssi ssl ssn sso ssp ssr sss