a-a a-c a-t aaa aac aaf aag aak aao aas aat aau ac- aca acc acf acg ack aco acs act acu af- afa afc aff afg afk afo afs aft afu ag- aga agc agf agg agk ago ags agt agu aka akc akg akk ako aks aku aoa aoc aof aog aok aoo aos aot aou as- asa asc asf asg ask aso ass ast asu at- ata atc atf atg ato ats att atu au- aua auc auf aug auk auo aus aut c-- caa cac caf cag cak cao cas cat cau cca ccc ccf ccg cck cco ccs cct ccu cfa cfc cff cfg cfk cfo cfs cft cfu cga cgc cgg cgo cgs cgt cgu cka ckc cko cks ckt co- coa coc cof cog cok coo cos cot cou csa csc csf csg csk cso css cst csu cta ctc ctf ctg ctk cto cts ctt ctu cua cuc cuf cug cuk cuo cus cut cuu faa fac faf fag fak fao fas fat fau fca fcc fcf fcg fck fco fcs fct fcu ffa ffc fff ffg ffk ffo ffs fft ffu fga fgc fgf fgg fgs fgt fka fkc fkf fkg fkk fkt foa foc fof fog fok foo fos fot fou fsa fsc fsf fsg fsk fso fss fst fsu fta ftc ftf ftg ftk fto fts ftt ftu fua fuf fug fuk fuo fus fut fuu gaa gac gaf gag gak gao gas gat gau gca gcc gcf gcg gck gco gcs gct gcu gfa gfc gff gfk gfo gfs gft gga ggc ggg ggo ggs ggt ggu gka gko gks gkt goa goc gof gog gok goo gos got gou gsa gsc gsf gsg gsk gso gss gst gsu gta gtc gtf gtg gtk gto gts gtt gtu gu- gua guc guf gug guk guo gus gut guu k-t ka- kaa kac kaf kag kak kao kas kat kau kca kcc kcg kck kcs kct kcu kfa kfc kff kfg kfo kfs kfu kga kgc kgf kgo kgs kgu kkc kkk kks kkt kku koa koc kof kog kok koo kos kot kou ksa ksc ksf ksg ksk kso kss kst ksu kta ktc ktf ktg ktk kto kts ktt ktu kuc kug kuk kus kut kuu oaa oac oaf oag oak oao oas oat oau oc- oca occ ocf ocg ock oco ocs oct ocu of- ofa ofc off ofg ofo ofs oft ofu oga ogc ogf ogg ogo ogs ogt oka okc okg okk oko oks oku oo- ooa ooc oof oog ook ooo oos oot os- osa osc osf osg osk oso oss ost osu ot- ota otc otf otg otk oto ots ott otu ou- oua ouc ouf ouk ouo ous out saa sac saf sag sak sao sas sat sau sca scc scf scg sck sco scs sct scu sfa sfc sff sfg sfk sfo sfs sft sfu sga sgc sgf sgg sgk sgo sgs sgt sgu sk- ska skc skf skg skk sko sks skt sku soa soc sof sog sok soo sos sot sou ss- ssa ssc ssf ssg ssk sso sss sst ssu sta stc stf stg stk sto sts stt stu sua suc suf sug suk suo sus sut suu taa tac taf tag tak tao tas tat tau tca tcc tcf tcg tck tco tcs tct tcu tfa tfc tff tfg tfk tfo tfs tft tfu tga tgc tgf tgg tgk tgo tgs tgt tgu tka tkc tkg tkk tko tks tkt to- toa toc tof tog tok too tos tot tou tsa tsc tsf tsg tsk tso tss tst tsu tta ttc ttf ttg ttk tto tts ttt ttu tua tuc tuf tug tuk tuo tus tut tuu ua- uaa uac uaf uag uak uao uas uat uau uca ucc ucf ucg uck uco ucs uct ucu ufa ufc uff ufg ufo ufs uft ufu uga ugc ugf ugg ugk ugo ugs ugt ugu uka ukc ukf ukk uku uoa uoc uog uok uoo uos uot usa usc usf usg usk uso uss ust usu uta utc utf utk uto uts utt utu uua uuc uug uus uut uuu