-al a-a a-i a-t aaa aag aai aal aar aas aat ag- aga agg agi agl agr ags agt ai- aia aig aii ail air ais ait al- ala alg ali all alr als alt ar- ara arg ari arl arr ars art as- asa asg asi asl asr ass ast at- ata atg ati atl atr ats att gaa gag gai gal gar gas gat gga ggg ggi ggr ggs ggt gia gig gii gil gir gis git gla glg gli gll glr gls glt gra grg gri grl grr grs grt gsa gsg gsi gsl gsr gss gst gta gtg gti gtl gtr gts gtt ia- iaa iag iai ial iar ias iat iga igg igi igl igr igs igt iia iii iil iir iis iit il- ila ilg ili ill ilr ils ilt ir- ira irg iri irl irr irs irt is- isa isg isi isl isr iss ist ita itg iti itl its itt la- laa lag lai lal lar las lat lga lgg lgi lgl lgr lgs lgt lia lig lii lil lir lis lit lla llg lli lll llr lls llt lra lrg lri lrr lrs lrt lsa lsg lsi lsl lsr lss lst lta ltg lti ltl ltr lts ltt ra- raa rag rai ral rar ras rat rga rgg rgi rgr rgs rgt ria rig rii ril rir ris rit rla rlg rli rll rlr rls rlt rra rrg rri rrl rrr rrs rrt rsa rsg rsi rsl rsr rss rst rta rtg rti rtl rtr rts rtt saa sag sai sal sar sas sat sga sgg sgi sgl sgr sgs sgt sia sig sii sil sir sis sit sla slg sli sll slr sls slt sr- sra srg sri srl srr srs srt ss- ssa ssg ssi ssl ssr sss sst sta stg sti stl str sts stt taa tag tai tal tar tas tat tga tgg tgi tgl tgr tgs tgt tia tig tii til tir tis tit tla tlg tli tll tlr tls tlt tra trg tri trl trr trs trt tsa tsg tsi tsl tsr tss tst tta ttg tti ttl ttr tts ttt