-ol fff ffg ffi ffl ffm ffo ffs fft fgf fgg fgi fgl fgm fgs fgt fif fig fii fil fim fis fit flf flg fli fll flm flo fls flt fmf fmg fmi fml fmm fmo fms fmt fof fog foi fol fom foo fos fot fsf fsg fsi fsl fsm fso fss fst ftf ftg fti ftl ftm fto fts ftt gff gfi gfl gfm gfo gfs gft ggg ggi ggm ggo ggs ggt gif gig gii gil gim gio gis git glf glg gli gll glm glo gls glt gmf gmg gmi gml gmm gmo gms gmt gof gog goi gol gom goo gos got gsf gsg gsi gsl gsm gso gss gst gtf gtg gti gtl gtm gto gts gtt i-f iff ifg ifi ifl ifm ifo ifs ift igf igg igi igl igm igo igs igt iif iii iil iim iio iis iit il- ilf ilg ili ill ilm ilo ils ilt im- imf img imi iml imm imo ims imt io- iof iog ioi iol iom ioo ios iot is- isf isg isi isl ism iso iss ist itf itg iti itl itm ito its itt lff lfg lfi lfl lfm lfo lfs lft lgf lgg lgi lgl lgm lgo lgs lgt lif lig lii lil lim lio lis lit llf llg lli lll llm llo lls llt lmf lmg lmi lml lmm lmo lms lmt lof log loi lol lom loo los lot lsf lsg lsi lsl lsm lso lss lst ltf ltg lti ltl ltm lto lts ltt m-f m-o mff mfg mfi mfl mfm mfo mfs mft mgf mgi mgl mgm mgo mgs mgt mi- mif mig mii mil mim mio mis mit mlf mlg mli mll mlm mlo mls mlt mmf mmg mmi mml mmm mmo mms mmt mof mog moi mol mom moo mos mot msf msg msi msl msm mso mss mst mtf mtg mti mtl mtm mto mts mtt o-i of- off ofg ofi ofl ofm ofo ofs oft ogf ogg ogi ogl ogo ogs ogt oif oii oil oim oio ois oit olf olg oli oll olm olo ols olt om- omf omg omi oml omm omo oms omt oo- oof oog ooi ool oom ooo oos oot os- osf osg osi osl osm oso oss ost ot- otf otg oti otl otm oto ots ott sff sfg sfi sfl sfm sfo sfs sft sgf sgg sgi sgl sgm sgo sgs sgt sif sig sii sil sim sio sis sit slf slg sli sll slm slo sls slt smf smg smi sml smm smo sms smt sof sog soi sol som soo sos sot ss- ssf ssg ssi ssl ssm sso sss sst stf stg sti stl stm sto sts stt tff tfg tfi tfl tfm tfo tfs tft tgf tgg tgi tgl tgm tgo tgs tgt tif tig tii til tim tio tis tit tlf tlg tli tll tlm tlo tls tlt tmf tmg tmi tml tmm tmo tms tmt to- tof tog toi tol tom too tos tot tsf tsg tsi tsl tsm tso tss tst ttf ttg tti ttl ttm tto tts ttt