a-a a-i a-t aaa aaf aag aai aam aar aas aat af- afa aff afg afi afm afr afs aft ag- aga agf agg agi agm agr ags agt ai- aia aif aig aii aim air ais ait ama amf amg ami amm amr ams amt ar- ara arf arg ari arm arr ars art as- asa asf asg asi asm asr ass ast at- ata atf atg ati atm atr ats att faa faf fag fai fam far fas fat ffa fff ffg ffi ffm ffr ffs fft fga fgf fgg fgi fgm fgr fgs fgt fia fif fig fii fim fir fis fit fma fmf fmg fmi fmm fmr fms fmt fra frf frg fri frm frr frs frt fsa fsf fsg fsi fsm fsr fss fst fta ftf ftg fti ftm ftr fts ftt gaa gaf gag gai gam gar gas gat gfa gff gfi gfm gfr gfs gft gga ggg ggi ggm ggr ggs ggt gia gif gig gii gim gir gis git gma gmf gmg gmi gmm gmr gms gmt gra grf grg gri grm grr grs grt gsa gsf gsg gsi gsm gsr gss gst gta gtf gtg gti gtm gtr gts gtt i-f ia- iaa iaf iag iai iam iar ias iat ifa iff ifg ifi ifm ifr ifs ift iga igf igg igi igm igr igs igt iia iif iii iim iir iis iit im- ima imf img imi imm ims imt ir- ira irf irg iri irm irr irs irt is- isa isf isg isi ism isr iss ist ita itf itg iti itm its itt m-f m-r maa maf mag mai mam mar mas mat mfa mff mfg mfi mfm mfr mfs mft mga mgf mgi mgm mgr mgs mgt mi- mia mif mig mii mim mir mis mit mma mmf mmg mmi mmm mmr mms mmt mra mrf mrg mri mrm mrr mrs mrt msa msf msg msi msm msr mss mst mta mtf mtg mti mtm mtr mts mtt ra- raa raf rag rai ram rar ras rat rfa rff rfg rfi rfm rfr rfs rft rga rgf rgg rgi rgr rgs rgt ria rif rig rii rim rir ris rit rma rmf rmg rmi rmm rmr rms rmt rra rrf rrg rri rrm rrr rrs rrt rsa rsf rsg rsi rsm rsr rss rst rta rtf rtg rti rtm rtr rts rtt saa saf sag sai sam sar sas sat sfa sff sfg sfi sfm sfr sfs sft sga sgf sgg sgi sgm sgr sgs sgt sia sif sig sii sim sir sis sit sma smf smg smi smm smr sms smt sr- sra srf srg sri srm srr srs srt ss- ssa ssf ssg ssi ssm ssr sss sst sta stf stg sti stm str sts stt taa taf tag tai tam tar tas tat tfa tff tfg tfi tfm tfr tfs tft tga tgf tgg tgi tgm tgr tgs tgt tia tif tig tii tim tir tis tit tma tmf tmg tmi tmm tmr tms tmt tra trf trg tri trm trr trs trt tsa tsf tsg tsi tsm tsr tss tst tta ttf ttg tti ttm ttr tts ttt