a-a a-t a-z aaa aag aap aat aaz ag- aga agg agp agt agz ap- apa apg app apt at- ata atg atp att atz az- aza azg azp azt azz g-p gaa gag gap gat gaz gga ggg ggp ggt ggz gpa gpg gpp gpt gpz gta gtg gtp gtt gza gzp p-p paa pag pap pat paz pga pgg pgp pgt ppa ppg ppp ppt ppz pt- pta ptg ptp ptt ptz pzp pzt taa tag tap tat taz tga tgg tgp tgt tgz tpa tpg tpp tpt tpz tta ttg ttp ttt tza z-g zaa zag zap zat zaz zgg zpg zpp zpt zta zzt zzz