-al -ol -th a-a a-c a-t aaa aac aag aah aal aao aar aas aat ac- aca acc acg ach acl aco acr acs act ag- aga agc agg agh agl ago agr ags agt aha ahc ahg ahh ahl aho ahr ahs aht al- ala alc alg alh all alo alr als alt aoa aoc aog aoh aol aoo aor aos aot ar- ara arc arg arh arl aro arr ars art as- asa asc asg ash asl aso asr ass ast at- ata atc atg ath atl ato atr ats att c-- caa cac cag cah cal cao car cas cat cca ccc ccg cch ccl cco ccr ccs cct cga cgc cgg cgh cgl cgo cgr cgs cgt ch- cha chc chg chh chl cho chr chs cht cl- cla clc clg clh cll clo clr cls clt co- coa coc cog coh col coo cor cos cot cra crc crg crh crl cro crr crs crt csa csc csg csh csl cso csr css cst cta ctc ctg cth ctl cto ctr cts ctt gaa gac gag gah gal gao gar gas gat gca gcc gcg gch gcl gco gcr gcs gct gga ggc ggg ggh ggo ggr ggs ggt gha ghc ghg ghh ghl gho ghr ghs ght gla glc glg glh gll glo glr gls glt goa goc gog goh gol goo gor gos got gra grc grg grh grl gro grr grs grt gsa gsc gsg gsl gso gsr gss gst gta gtc gtg gth gtl gto gtr gts gtt haa hac hag hah hal hao har has hat hca hcc hcg hch hcl hco hcr hcs hct hga hgc hgg hgh hgl hgo hgr hgs hgt hha hhc hhg hhh hhl hho hhr hhs hht hla hlc hlg hlh hll hlo hlr hls hlt hoa hoc hog hoh hol hoo hor hos hot hr- hra hrc hrg hrh hrl hro hrr hrs hrt hsa hsc hsg hsh hsl hsr hss hst hta htc htg hth htl hto htr hts htt la- laa lac lag lah lal lao lar las lat lca lcc lcg lch lcl lco lcr lcs lct lga lgc lgg lgh lgl lgo lgr lgs lgt lha lhc lhh lho lhr lhs lht lla llc llg lll llo llr lls llt loa loc log loh lol loo lor los lot lra lrc lrg lrh lro lrr lrs lrt lsa lsc lsg lsh lsl lso lsr lss lst lta ltc ltg lth ltl lto ltr lts ltt oaa oac oag oah oal oao oar oas oat oc- oca occ ocg och ocl oco ocr ocs oct oga ogc ogg ogh ogl ogo ogs ogt oha ohc ohg ohh ohl oho ohr ohs oht ola olc olg oll olo ols olt oo- ooa ooc oog ooh ool ooo oor oos oot or- ora orc org orh orl oro orr ors ort os- osa osc osg osh osl oso osr oss ost ot- ota otc otg oth otl oto otr ots ott ra- raa rac rag rah ral rao rar ras rat rca rcc rcg rch rcl rco rcr rcs rct rga rgc rgg rgh rgo rgr rgs rgt rh- rha rhc rhg rhh rhl rho rhr rhs rht rla rlc rlg rlh rll rlo rlr rls rlt roa roc rog roh rol roo ror ros rot rra rrc rrg rrh rrl rrr rrs rrt rsa rsc rsg rsh rsl rso rsr rss rst rta rtc rtg rtl rto rtr rts rtt saa sac sag sah sal sao sar sas sat sca scc scg sch scl sco scr scs sct sga sgc sgg sgh sgl sgo sgr sgs sgt sh- sha shc shg shh shl sho shr shs sht sla slc slg slh sll slo slr sls slt soa soc sog soh sol soo sor sos sot sr- sra src srg srh srl sro srr srs srt ss- ssa ssc ssg ssh ssl sso ssr sss sst sta stc stg sth stl sto str sts stt taa tac tag tah tal tao tar tas tat tca tcc tcg tch tcl tco tcr tcs tct tga tgc tgg tgh tgl tgo tgr tgs tgt th- tha thc thg thh thl tho thr ths tht tla tlc tlg tlh tll tlo tlr tls tlt to- toa toc tog toh tol too tor tos tot tra trc trg trh trl tro trr trs trt tsa tsc tsg tsh tsl tso tsr tss tst tta ttc ttg tth ttl tto ttr tts ttt