-th fff ffg ffh ffi ffo ffs fft fgf fgg fgh fgi fgs fgt fhf fhg fhh fhi fho fhs fif fig fih fii fis fit fof fog foh foi foo fos fot fsf fsg fsh fsi fso fss fst ftf ftg fth fti fto fts ftt gff gfh gfi gfo gfs gft ggg ggh ggi ggo ggs ggt ghg ghh ghi gho ghs ght gif gig gih gii gio gis git gof gog goh goi goo gos got gsf gsg gsi gso gss gst gtf gtg gth gti gto gts gtt h-i hff hfg hfh hfi hfo hfs hft hgf hgg hgh hgi hgo hgs hgt hhf hhg hhh hhi hho hhs hht hif hig hih hii hio his hit hof hog hoh hoi hoo hos hot hsf hsg hsh hsi hss hst htf htg hth hti hto hts htt i-f iff ifg ifi ifo ifs ift igf igg igh igi igo igs igt ihf ihg ihh ihi iho ihs iht iif iih iii iio iis iit io- iof iog ioh ioi ioo ios iot is- isf isg ish isi iso iss ist itf itg ith iti ito its itt o-i of- off ofg ofi ofo ofs oft ogf ogg ogh ogi ogo ogs ogt ohf ohg ohh ohi oho ohs oht oif oii oio ois oit oo- oof oog ooh ooi ooo oos oot os- osf osg osh osi oso oss ost ot- otf otg oth oti oto ots ott sff sfg sfh sfi sfo sfs sft sgf sgg sgh sgi sgo sgs sgt sh- shf shg shh shi sho shs sht sif sig sih sii sio sis sit sof sog soh soi soo sos sot ss- ssf ssg ssh ssi sso sss sst stf stg sth sti sto sts stt tff tfg tfh tfi tfo tfs tft tgf tgg tgh tgi tgo tgs tgt th- thf thg thh thi tho ths tht tif tig tih tii tio tis tit to- tof tog toh toi too tos tot tsf tsg tsh tsi tso tss tst ttf ttg tth tti tto tts ttt