-al a-a a-i a-t aaa aaf aag aai aal aat af- afa aff afg afi afl aft ag- aga agf agg agi agl agt ai- aia aif aig aii ail ait al- ala alf alg ali all alt at- ata atf atg ati atl att faa faf fag fai fal fat ffa fff ffg ffi ffl fft fga fgf fgg fgi fgl fgt fia fif fig fii fil fit fla flf flg fli fll flt fta ftf ftg fti ftl ftt gaa gaf gag gai gal gat gfa gff gfi gfl gft gga ggg ggi ggt gia gif gig gii gil git gla glf glg gli gll glt gta gtf gtg gti gtl gtt i-f ia- iaa iaf iag iai ial iat ifa iff ifg ifi ifl ift iga igf igg igi igl igt iia iif iii iil iit il- ila ilf ilg ili ill ilt ita itf itg iti itl itt la- laa laf lag lai lal lat lfa lff lfg lfi lfl lft lga lgf lgg lgi lgl lgt lia lif lig lii lil lit lla llf llg lli lll llt lta ltf ltg lti ltl ltt taa taf tag tai tal tat tfa tff tfg tfi tfl tft tga tgf tgg tgi tgl tgt tia tif tig tii til tit tla tlf tlg tli tll tlt tta ttf ttg tti ttl ttt