a-a a-c a-t aaa aac aao aar aas aat aau aay ac- aca acc aco acr acs act acu acy aoa aoc aoo aor aos aot aou ar- ara arc aro arr ars art aru ary as- asa asc aso asr ass ast asu asy at- ata atc ato atr ats att atu au- aua auc auo aur aus aut ay- aya ayc ayo ayr ays ayt ayu c-- caa cac cao car cas cat cau cay cca ccc cco ccr ccs cct ccu co- coa coc coo cor cos cot cou coy cra crc cro crr crs crt cru cry csa csc cso csr css cst csu csy cta ctc cto ctr cts ctt ctu cty cua cuc cuo cur cus cut cuu cuy cya cyc cyo cyr cys cyt oaa oac oao oar oas oat oau oc- oca occ oco ocr ocs oct ocu oo- ooa ooc ooo oor oos oot or- ora orc oro orr ors ort oru ory os- osa osc oso osr oss ost osu ot- ota otc oto otr ots ott otu ou- oua ouc ouo our ous out oya oyo oys ra- raa rac rao rar ras rat rau ray rca rcc rco rcr rcs rct rcu roa roc roo ror ros rot rou roy rra rrc rrr rrs rrt rru rsa rsc rso rsr rss rst rsu rta rtc rto rtr rts rtt rtu rty rua ruc ruo rur rus rut ruu ruy ry- rya ryc ryo ryr rys ryu ryy saa sac sao sar sas sat sau say sca scc sco scr scs sct scu soa soc soo sor sos sot sou soy sr- sra src sro srr srs srt sry ss- ssa ssc sso ssr sss sst ssu sta stc sto str sts stt stu sty sua suc suo sur sus sut suu suy sy- sya syc syr sys syt syu taa tac tao tar tas tat tau tay tca tcc tco tcr tcs tct tcu to- toa toc too tor tos tot tou toy tra trc tro trr trs trt tru try tsa tsc tso tsr tss tst tsu tsy tta ttc tto ttr tts ttt ttu tty tua tuc tuo tur tus tut tuu tuy tya tyc tyo tyr tys tyt ua- uaa uac uao uar uas uat uau uay uca ucc uco ucr ucs uct ucu uoa uoc uoo uor uos uot ur- ura urc uro urr urs urt uru ury usa usc uso usr uss ust usu uta utc uto utr uts utt utu uty uua uuc uur uus uut uuu uyc uyo uys uyu yaa yac yao yar yas yat yau yay yca ycc yco ycs ycu ycy yoc yoo yor yos yot you yoy yra yrc yro yrs yrt yru ysa ysc yso ysr yss yst ysu ysy yta ytc yto ytr yts ytt ytu yua yuo yur yus yut yuu yuy yyc yys yyt yyu yyy