a-a a-i a-t aaa aag aai aao aar aas aat ag- aga agg agi ago agr ags agt ai- aia aig aii aio air ais ait aoa aog aoi aoo aor aos aot ar- ara arg ari aro arr ars art as- asa asg asi aso asr ass ast at- ata atg ati ato atr ats att gaa gag gai gao gar gas gat gga ggg ggi ggo ggr ggs ggt gia gig gii gio gir gis git goa gog goi goo gor gos got gra grg gri gro grr grs grt gsa gsg gsi gso gsr gss gst gta gtg gti gto gtr gts gtt ia- iaa iag iai iao iar ias iat iga igg igi igo igr igs igt iia iii iio iir iis iit io- ioa iog ioi ioo ior ios iot ir- ira irg iri iro irr irs irt is- isa isg isi iso isr iss ist ita itg iti ito its itt o-i oaa oag oai oao oar oas oat oga ogg ogi ogo ogs ogt oia oii oio oir ois oit oo- ooa oog ooi ooo oor oos oot or- ora org ori oro orr ors ort os- osa osg osi oso osr oss ost ot- ota otg oti oto otr ots ott ra- raa rag rai rao rar ras rat rga rgg rgi rgo rgr rgs rgt ria rig rii rio rir ris rit roa rog roi roo ror ros rot rra rrg rri rrr rrs rrt rsa rsg rsi rso rsr rss rst rta rtg rti rto rtr rts rtt saa sag sai sao sar sas sat sga sgg sgi sgo sgr sgs sgt sia sig sii sio sir sis sit soa sog soi soo sor sos sot sr- sra srg sri sro srr srs srt ss- ssa ssg ssi sso ssr sss sst sta stg sti sto str sts stt taa tag tai tao tar tas tat tga tgg tgi tgo tgr tgs tgt tia tig tii tio tir tis tit to- toa tog toi too tor tos tot tra trg tri tro trr trs trt tsa tsg tsi tso tsr tss tst tta ttg tti tto ttr tts ttt