a-a a-c a-t aaa aac aaj aak aao aas aat ac- aca acc acj ack aco acs act aja ajc ajj ajk ajo ajs ajt aka akc akj akk ako aks aoa aoc aoj aok aoo aos aot as- asa asc asj ask aso ass ast at- ata atc ato ats att c-- c-j caa cac caj cak cao cas cat cca ccc ccj cck cco ccs cct cja cjc cjk cjs cka ckc cko cks ckt co- coa coc coj cok coo cos cot csa csc csj csk cso css cst cta ctc ctk cto cts ctt jaa jac jaj jak jao jas jat jca jcc jck jco jcs jct jja jjc jjj jjk jjs jka jkk jko jks jkt joa joc joj jok joo jos jot jsa jsc jsj jsk jso jss jst jta jtc jtk jts jtt k-t ka- kaa kac kaj kak kao kas kat kca kcc kck kcs kct kjc kjs kkc kkk kks kkt koa koc kok koo kos kot ksa ksc ksk kso kss kst kta ktc ktj ktk kto kts ktt oaa oac oaj oak oao oas oat oc- oca occ ocj ock oco ocs oct oja ojc ojo ojs oka okc okj okk oko oks oo- ooa ooc ook ooo oos oot os- osa osc osj osk oso oss ost ot- ota otc otk oto ots ott saa sac saj sak sao sas sat sca scc scj sck sco scs sct sja sjc sjj sjk sjs sjt sk- ska skc skj skk sko sks skt soa soc soj sok soo sos sot ss- ssa ssc ssj ssk sso sss sst sta stc stj stk sto sts stt taa tac taj tak tao tas tat tca tcc tcj tck tco tcs tct tjc tjo tjs tka tkc tkk tko tks tkt to- toa toc toj tok too tos tot tsa tsc tsj tsk tso tss tst tta ttc ttk tto tts ttt