a-a a-t aaa aak aao aar aas aat aay aka akk ako akr aks aoa aok aoo aor aos aot ar- ara ark aro arr ars art ary as- asa ask aso asr ass ast asy at- ata ato atr ats att ay- aya ayk ayo ayr ays ayt k-t ka- kaa kak kao kar kas kat kay kkk kkr kks kkt kky koa kok koo kor kos kot koy kra krk kro krr krs krt kry ksa ksk kso ksr kss kst kta ktk kto ktr kts ktt kya kyo kyr kys kyt oaa oak oao oar oas oat oka okk oko okr oks oo- ooa ook ooo oor oos oot or- ora ork oro orr ors ort ory os- osa osk oso osr oss ost ot- ota otk oto otr ots ott oya oyo oys ra- raa rak rao rar ras rat ray rkk rko rks rkt rky roa rok roo ror ros rot roy rra rrk rrr rrs rrt rsa rsk rso rsr rss rst rta rtk rto rtr rts rtt rty ry- rya ryk ryo ryr rys ryy saa sak sao sar sas sat say sk- ska skk sko skr sks skt sky soa sok soo sor sos sot soy sr- sra srk sro srr srs srt sry ss- ssa ssk sso ssr sss sst sta stk sto str sts stt sty sy- sya syk syr sys syt taa tak tao tar tas tat tay tka tkk tko tkr tks tkt tky to- toa tok too tor tos tot toy tra trk tro trr trs trt try tsa tsk tso tsr tss tst tsy tta ttk tto ttr tts ttt tty tya tyo tyr tys tyt yaa yak yao yar yas yat yay yka ykk yok yoo yor yos yot yoy yra yro yrs yrt ysa ysk yso ysr yss yst ysy yta ytk yto ytr yts ytt yys yyt yyy