a-a a-c aaa aac aad aak aan aao aar aay ac- aca acc acd ack acn aco acr acy ad- ada adc add adk adn ado adr ady aka akc akd akk akn ako akr an- ana anc and ank ann ano anr any aoa aoc aod aok aon aoo aor ar- ara arc ard ark arn aro arr ary ay- aya ayc ayd ayk ayn ayo ayr c-- caa cac cad cak can cao car cay cca ccc ccd cck ccn cco ccr cda cdc cdd cdk cdn cdo cdr cdy cka ckc ckd cko cky cn- cna cnc cnd cnn cno cnr cny co- coa coc cod cok con coo cor coy cra crc crd crk crn cro crr cry cya cyc cyd cyk cyn cyo cyr daa dac dad dak dan dao dar day dca dcc dcd dck dcn dco dcr dda ddc ddd ddk ddn ddo ddr ddy dka dkc dkk dko dkr dna dnc dnd dnk dnn dno dnr dny doa doc dod dok don doo dor doy dra drc drd drk drn dro drr dry dy- dya dyc dyd dyk dyn dyo dyr dyy ka- kaa kac kad kak kan kao kar kay kca kcc kcd kck kcn kcr kda kdc kdk kdo kdr kdy kkc kkk kkn kkr kky kn- kna knc knd knk knn kno knr koa koc kod kok kon koo kor koy kra krc krd krk krn kro krr kry kya kyc kyd kyn kyo kyr naa nac nad nak nan nao nar nay nca ncc ncd nck ncn nco ncr nda ndc ndd ndk ndn ndo ndr ndy nka nkc nkk nkn nko nkr nky nna nnc nnk nnn nno no- noa noc nod nok non noo nor noy nra nrc nrd nrk nrn nro nrr nry nya nyc nyd nyk nyn nyo nyy oaa oac oad oak oan oao oar oc- oca occ ocd ock ocn oco ocr oda odc odd odn odo odr oka okc okd okk oko okr on- ona onc ond onk onn ono onr ony oo- ooa ooc ood ook oon ooo oor or- ora orc ord ork orn oro orr ory oya oyd oyo ra- raa rac rad rak ran rao rar ray rca rcc rcd rcn rco rcr rda rdc rdd rdn rdo rdr rdy rkc rkk rko rky rna rnc rnd rnn rno rnr rny roa roc rod rok ron roo ror roy rra rrc rrd rrk rrn rrr ry- rya ryc ryd ryk ryn ryo ryr ryy yaa yac yad yak yan yao yar yay yca ycc ycd yco ycy yda ydn ydo ydy yka ykk ykn yna ynd ynk ynn yny yoc yod yok yon yoo yor yoy yra yrc yrn yro yyc yyy