a-a aaa aap aar aas aay ap- apa app apr aps apy ar- ara arp arr ars ary as- asa asp asr ass asy ay- aya ayp ayr ays p-p paa pap par pas pay ppa ppp ppr pps pra prp prr prs pry ps- psa psp psr pss psy py- pya pyr pys ra- raa rap rar ras ray rpa rpp rpr rps rra rrp rrr rrs rsa rsp rsr rss ry- rya ryr rys ryy saa sap sar sas say spa spp spr sps spy sr- sra srp srr srs sry ss- ssa ssp ssr sss sy- sya syp syr sys yaa yap yar yas yay ypa yps yra yrp yrs ysa ysp ysr yss ysy yys yyy