-ol fff ffi ffk ffl ffn ffo ffp ffr fif fii fik fil fin fip fir fkf fki fkk fkl fkp flf fli fll fln flo flp flr fnf fni fnk fnl fnn fnp fnr fof foi fok fol fon foo fop for fpi fpk fpl fpn fpo fpp fpr frf fri frk frl frn fro frp frr i-f iff ifi ifl ifn ifo ifp ifr iif iii iil iin iio iip iir ikf iki ikk ikl iko ikr il- ilf ili ilk ill iln ilo ilp ilr in- inf ini ink inl inn ino inp inr io- iof ioi iol ion ioo iop ior ipf ipi ipl ipn ipo ipp ipr ir- irf iri irk irl irn iro irp irr kff kfi kfo kif kii kik kil kin kio kip kir kki kkk kkl kkn kkp kkr kl- klf kli klo klr kn- knf kni knk knl knn kno knp knr kof koi kok kol kon koo kop kor kpf kpi kpk kpl kpn kpo kpp kpr krf kri krk krl krn kro krp krr l-p lff lfi lfk lfl lfn lfo lfp lfr lif lii lik lil lin lio lip lir lkl lkp lkr llf lli llk lll lln llo llp llr lni lnk lnl lnn lno lnp lnr lof loi lok lol lon loo lop lor lpf lpi lpk lpl lpn lpo lpp lpr lrf lri lrk lrn lro lrp lrr n-i nff nfi nfk nfl nfn nfo nfp nfr nif nii nik nil nin nio nip nir nkf nki nkk nkn nko nkp nkr nlf nli nlk nll nln nlo nlp nlr nnf nni nnk nnl nnn nno nnp no- nof noi nok nol non noo nop nor npf npi npl npn npo npp npr nrf nri nrk nrl nrn nro nrp nrr o-i of- off ofi ofl ofn ofo ofp ofr oif oii oik oil oin oio oip oir oki okk okl oko okp okr olf oli olk oll oln olo olp on- onf oni onk onl onn ono onp onr oo- oof ooi ook ool oon ooo oop oor op- opf opi opk opl opn opo opp opr or- orf ori ork orl orn oro orp orr p-p pff pfi pfk pfl pfn pfo pfp pfr pif pii pik pil pin pio pip pir pkf pki pkl pkn pko pkp pkr plf pli plk pll pln plo plp plr pn- pnf pni pnk pnl pnn pno pnp pnr pof poi pok pol pon poo pop por ppf ppi ppk ppl ppn ppo ppp ppr prf pri prk prl prn pro prp prr rff rfi rfk rfl rfn rfo rfp rfr rif rii rik ril rin rio rip rir rkf rkk rko rkp rlf rli rll rln rlo rlp rlr rni rnn rno rnp rnr rof roi rok rol ron roo rop ror rpf rpi rpk rpl rpn rpo rpp rpr rrf rri rrk rrl rrn rrp rrr