-ic a-a a-c a-i a-t a-z aaa aac aae aag aai aas aat aaz ac- aca acc ace acg aci acs act acz aea aec aee aeg aei aes aet aez ag- aga agc age agg agi ags agt agz ai- aia aic aie aig aii ais ait aiz as- asa asc ase asg asi ass ast asz at- ata atc ate atg ati ats att atz az- aza aze azg azi azs azt azz c-- caa cac cae cag cai cas cat caz cca ccc cce ccg cci ccs cct ccz ce- cea cec cee ceg cei ces cet cez cga cgc cge cgg cgi cgs cgt ci- cia cic cie cig cii cis cit csa csc cse csg csi css cst csz cta ctc cte ctg cti cts ctt ctz cz- czc cze czt eaa eac eae eag eai eas eat eaz ec- eca ecc ece ecg eci ecs ect eea eec eee eeg ees eet ega egc ege egg egi egs egt eia eic eie eig eii eis eit es- esa esc ese esg esi ess est eta etc ete etg eti ets ett etz eze ezs ezz gaa gac gae gag gai gas gat gaz gca gcc gce gcg gci gcs gct ge- gea gec gee geg gei ges get gez gga ggc ggg ggi ggs ggt ggz gia gic gie gig gii gis git giz gsa gsc gse gsg gsi gss gst gta gtc gte gtg gti gts gtt gza ia- iaa iac iae iag iai ias iat iaz ica icc ice icg ici ics ict icz ie- iea iec iee ieg iei ies iet iga igc ige igg igi igs igt iia iic iie iii iis iit is- isa isc ise isg isi iss ist ita itc ite itg iti its itt itz iza ize izi izz saa sac sae sag sai sas sat saz sca scc sce scg sci scs sct se- sea sec see seg sei ses set sez sga sgc sge sgg sgi sgs sgt sia sic sie sig sii sis sit ss- ssa ssc sse ssg ssi sss sst ssz sta stc ste stg sti sts stt stz sza sze szi taa tac tae tag tai tas tat taz tca tcc tce tcg tci tcs tct te- tea tec tee teg tei tes tet tez tga tgc tge tgg tgi tgs tgt tgz tia tic tie tig tii tis tit tiz tsa tsc tse tsg tsi tss tst tta ttc tte ttg tti tts ttt tza tze tzs z-g zaa zac zag zai zas zat zaz zce zcs zea zec zee zes zet zez zgg zgi zgs zia zie zig zis zit ziz zsa zse zsg zsi zst zsz zta zte zzs zzt zzz