-ol iii iil iin iio iip iir iis il- ili ill iln ilo ilp ilr ils in- ini inl inn ino inp inr ins io- ioi iol ion ioo iop ior ios ipi ipl ipn ipo ipp ipr ips ir- iri irl irn iro irp irr irs is- isi isl isn iso isp isr iss l-p lii lil lin lio lip lir lis lli lll lln llo llp llr lls lni lnl lnn lno lnp lnr lns loi lol lon loo lop lor los lpi lpl lpn lpo lpp lpr lps lri lrn lro lrp lrr lrs lsi lsl lsn lso lsp lsr lss n-i nii nil nin nio nip nir nis nli nll nln nlo nlp nlr nls nni nnl nnn nno nnp nns no- noi nol non noo nop nor nos npi npl npn npo npp npr nps nri nrl nrn nro nrp nrr nrs nsi nsl nsn nso nsp nsr nss o-i oii oil oin oio oip oir ois oli oll oln olo olp ols on- oni onl onn ono onp onr ons oo- ooi ool oon ooo oop oor oos op- opi opl opn opo opp opr ops or- ori orl orn oro orp orr ors os- osi osl osn oso osp osr oss p-p pii pil pin pio pip pir pis pli pll pln plo plp plr pls pn- pni pnl pnn pno pnp pnr pns poi pol pon poo pop por pos ppi ppl ppn ppo ppp ppr pps pri prl prn pro prp prr prs ps- psi psl psn pso psp psr pss rii ril rin rio rip rir ris rli rll rln rlo rlp rlr rls rni rnn rno rnp rnr rns roi rol ron roo rop ror ros rpi rpl rpn rpo rpp rpr rps rri rrl rrn rrp rrr rrs rsi rsl rsn rso rsp rsr rss sii sil sin sio sip sir sis sli sll sln slo slp slr sls sni snl snn sno snp snr sns soi sol son soo sop sor sos spi spl spn spo spp spr sps sr- sri srl srn sro srp srr srs ss- ssi ssl ssn sso ssp ssr sss