fff ffg ffi ffo ffr ffs fft ffw fgf fgg fgi fgr fgs fgt fgw fif fig fii fir fis fit fof fog foi foo for fos fot fow frf frg fri fro frr frs frt frw fsf fsg fsi fso fsr fss fst fsw ftf ftg fti fto ftr fts ftt ftw fwf fwi fwo fws fwt gff gfi gfo gfr gfs gft gfw ggg ggi ggo ggr ggs ggt ggw gif gig gii gio gir gis git gof gog goi goo gor gos got gow grf grg gri gro grr grs grt grw gsf gsg gsi gso gsr gss gst gsw gtf gtg gti gto gtr gts gtt gtw gwf gwg gwi gwr gws gwt i-f iff ifg ifi ifo ifr ifs ift igf igg igi igo igr igs igt igw iif iii iio iir iis iit iiw io- iof iog ioi ioo ior ios iot iow ir- irf irg iri iro irr irs irt is- isf isg isi iso isr iss ist isw itf itg iti ito its itt iwf iwg iwi iwo iwr iws iwt iww o-i of- off ofg ofi ofo ofr ofs oft ofw ogf ogg ogi ogo ogs ogt oif oii oio oir ois oit oo- oof oog ooi ooo oor oos oot oow or- orf org ori oro orr ors ort os- osf osg osi oso osr oss ost osw ot- otf otg oti oto otr ots ott otw owf owi owo ows owt oww rff rfg rfi rfo rfr rfs rft rfw rgf rgg rgi rgo rgr rgs rgt rgw rif rig rii rio rir ris rit rof rog roi roo ror ros rot row rrf rrg rri rrr rrs rrt rsf rsg rsi rso rsr rss rst rsw rtf rtg rti rto rtr rts rtt rtw rwf rwi rwr rws sff sfg sfi sfo sfr sfs sft sfw sgf sgg sgi sgo sgr sgs sgt sif sig sii sio sir sis sit siw sof sog soi soo sor sos sot sow sr- srf srg sri sro srr srs srt srw ss- ssf ssg ssi sso ssr sss sst ssw stf stg sti sto str sts stt stw swf swg swi swo swr sws swt tff tfg tfi tfo tfr tfs tft tfw tgf tgg tgi tgo tgr tgs tgt tif tig tii tio tir tis tit tiw to- tof tog toi too tor tos tot tow trf trg tri tro trr trs trt trw tsf tsg tsi tso tsr tss tst tsw ttf ttg tti tto ttr tts ttt ttw twf twg twi two twr tws twt tww wff wfg wfi wfo wfr wfs wft wfw wgi wgo wgr wgs wgt wgw wif wig wii wir wis wit wof wog woi woo wor wos wot wow wr- wrf wrg wri wro wrr wrs wrt wrw wsf wsg wsi wso wsr wss wst wsw wtf wti wto wtr wts wtt wtw wwf wwi wwo wwt www