-al -ic a-a a-c a-i a-t aaa aac aad aag aai aal aas aat ac- aca acc acd acg aci acl acs act ad- ada adc add adg adi adl ads adt ag- aga agc agd agg agi agl ags agt ai- aia aic aid aig aii ail ais ait al- ala alc ald alg ali all als alt as- asa asc asd asg asi asl ass ast at- ata atc atd atg ati atl ats att c-- caa cac cad cag cai cal cas cat cca ccc ccd ccg cci ccl ccs cct cda cdc cdd cdg cdi cdl cds cdt cga cgc cgd cgg cgi cgl cgs cgt ci- cia cic cid cig cii cil cis cit cl- cla clc cld clg cli cll cls clt csa csc csd csg csi csl css cst cta ctc ctd ctg cti ctl cts ctt daa dac dad dag dai dal das dat dca dcc dcd dcg dci dcl dcs dct dda ddc ddd ddg ddi ddl dds ddt dga dgc dgd dgg dgi dgl dgs dgt di- dia dic did dig dii dil dis dit dl- dla dlc dld dlg dli dll dls dlt dsa dsc dsd dsg dsi dsl dss dst dta dtc dtd dtg dti dtl dts dtt g-d gaa gac gad gag gai gal gas gat gca gcc gcd gcg gci gcl gcs gct gda gdc gdd gdi gdl gds gdt gga ggc ggd ggg ggi ggs ggt gia gic gid gig gii gil gis git gla glc gld glg gli gll gls glt gsa gsc gsd gsg gsi gsl gss gst gta gtc gtd gtg gti gtl gts gtt i-d ia- iaa iac iad iag iai ial ias iat ica icc icd icg ici icl ics ict ida idc idd idg idi idl ids idt iga igc igd igg igi igl igs igt iia iic iid iii iil iis iit il- ila ilc ild ilg ili ill ils ilt is- isa isc isd isg isi isl iss ist ita itc itd itg iti itl its itt la- laa lac lad lag lai lal las lat lca lcc lcd lcg lci lcl lcs lct lda ldc ldd ldg ldi ldl lds ldt lga lgc lgd lgg lgi lgl lgs lgt lia lic lid lig lii lil lis lit lla llc lld llg lli lll lls llt lsa lsc lsd lsg lsi lsl lss lst lta ltc ltd ltg lti ltl lts ltt saa sac sad sag sai sal sas sat sca scc scd scg sci scl scs sct sda sdc sdd sdg sdi sdl sds sdt sga sgc sgd sgg sgi sgl sgs sgt sia sic sid sig sii sil sis sit sla slc sld slg sli sll sls slt ss- ssa ssc ssd ssg ssi ssl sss sst sta stc std stg sti stl sts stt taa tac tad tag tai tal tas tat tca tcc tcd tcg tci tcl tcs tct tda tdc tdd tdg tdi tdl tds tdt tga tgc tgg tgi tgl tgs tgt tia tic tid tig tii til tis tit tla tlc tld tlg tli tll tls tlt tsa tsc tsd tsg tsi tsl tss tst tta ttc ttd ttg tti ttl tts ttt