-ol fff ffg ffi ffl ffn ffo ffr ffs fft fgf fgg fgi fgl fgn fgr fgs fgt fif fig fii fil fin fir fis fit flf flg fli fll fln flo flr fls flt fnf fng fni fnl fnn fnr fns fnt fof fog foi fol fon foo for fos fot frf frg fri frl frn fro frr frs frt fsf fsg fsi fsl fsn fso fsr fss fst ftf ftg fti ftl ftn fto ftr fts ftt gff gfi gfl gfo gfr gfs gft ggg ggi ggn ggo ggr ggs ggt gif gig gii gil gin gio gir gis git glf glg gli gll gln glo glr gls glt gnf gni gnl gnn gno gnr gns gnt gof gog goi gol gon goo gor gos got grf grg gri grl grn gro grr grs grt gsf gsg gsi gsl gsn gso gsr gss gst gtf gtg gti gtl gtn gto gtr gts gtt i-f iff ifg ifi ifl ifn ifo ifr ifs ift igf igg igi igl ign igo igr igs igt iif iii iil iin iio iir iis iit il- ilf ilg ili ill iln ilo ilr ils ilt in- inf ing ini inl inn ino inr ins int io- iof iog ioi iol ion ioo ior ios iot ir- irf irg iri irl irn iro irr irs irt is- isf isg isi isl isn iso isr iss ist itf itg iti itl itn ito its itt lff lfg lfi lfl lfn lfo lfr lfs lft lgf lgg lgi lgl lgn lgo lgr lgs lgt lif lig lii lil lin lio lir lis lit llf llg lli lll lln llo llr lls llt lng lni lnl lnn lno lnr lns lnt lof log loi lol lon loo lor los lot lrf lrg lri lrn lro lrr lrs lrt lsf lsg lsi lsl lsn lso lsr lss lst ltf ltg lti ltl lto ltr lts ltt n-i nff nfi nfl nfn nfo nfr nfs nft ngf ngg ngi ngl ngn ngo ngs ngt nif nig nii nil nin nio nir nis nit nlf nlg nli nll nln nlo nlr nls nlt nnf nng nni nnl nnn nno nns nnt no- nof nog noi nol non noo nor nos not nrf nrg nri nrl nrn nro nrr nrs nrt nsf nsg nsi nsl nsn nso nsr nss nst ntf ntg nti ntn nto ntr nts ntt o-i of- off ofg ofi ofl ofn ofo ofr ofs oft ogf ogg ogi ogl ogn ogo ogs ogt oif oii oil oin oio oir ois oit olf olg oli oll oln olo ols olt on- onf ong oni onl onn ono onr ons ont oo- oof oog ooi ool oon ooo oor oos oot or- orf org ori orl orn oro orr ors ort os- osf osg osi osl osn oso osr oss ost ot- otf otg oti otl otn oto otr ots ott rff rfg rfi rfl rfn rfo rfr rfs rft rgf rgg rgi rgn rgo rgr rgs rgt rif rig rii ril rin rio rir ris rit rlf rlg rli rll rln rlo rlr rls rlt rng rni rnn rno rnr rns rnt rof rog roi rol ron roo ror ros rot rrf rrg rri rrl rrn rrr rrs rrt rsf rsg rsi rsl rsn rso rsr rss rst rtf rtg rti rtl rtn rto rtr rts rtt sff sfg sfi sfl sfn sfo sfr sfs sft sgf sgg sgi sgl sgn sgo sgr sgs sgt sif sig sii sil sin sio sir sis sit slf slg sli sll sln slo slr sls slt snf sng sni snl snn sno snr sns snt sof sog soi sol son soo sor sos sot sr- srf srg sri srl srn sro srr srs srt ss- ssf ssg ssi ssl ssn sso ssr sss sst stf stg sti stl stn sto str sts stt tff tfg tfi tfl tfn tfo tfr tfs tft tgf tgg tgi tgl tgn tgo tgr tgs tgt tif tig tii til tin tio tir tis tit tlf tlg tli tll tln tlo tlr tls tlt tnf tng tni tnl tnn tno tnr tns tnt to- tof tog toi tol ton too tor tos tot trf trg tri trl trn tro trr trs trt tsf tsg tsi tsl tsn tso tsr tss tst ttf ttg tti ttl ttn tto ttr tts ttt