a-a a-t aaa aag aar aas aat aau ag- aga agg agr ags agt agu ar- ara arg arr ars art aru as- asa asg asr ass ast asu at- ata atg atr ats att atu au- aua aug aur aus aut gaa gag gar gas gat gau gga ggg ggr ggs ggt ggu gra grg grr grs grt gru gsa gsg gsr gss gst gsu gta gtg gtr gts gtt gtu gu- gua gug gur gus gut guu ra- raa rag rar ras rat rau rga rgg rgr rgs rgt rra rrg rrr rrs rrt rru rsa rsg rsr rss rst rsu rta rtg rtr rts rtt rtu rua rug rur rus rut ruu saa sag sar sas sat sau sga sgg sgr sgs sgt sgu sr- sra srg srr srs srt ss- ssa ssg ssr sss sst ssu sta stg str sts stt stu sua sug sur sus sut suu taa tag tar tas tat tau tga tgg tgr tgs tgt tgu tra trg trr trs trt tru tsa tsg tsr tss tst tsu tta ttg ttr tts ttt ttu tua tug tur tus tut tuu ua- uaa uag uar uas uat uau uga ugg ugr ugs ugt ugu ur- ura urg urr urs urt uru usa usg usr uss ust usu uta utr uts utt utu uua uug uur uus uut uuu