a-ya aaaa aaac aaap aaca aacc aacp aacy aapa aapc acaa acac acap acca accc accp accy acpa apac apap apay apca apcc appa appc appy ayay ayaz ayca ayya aza- azap azay azaz azca azza caaa caac caap cac- caca cacc capa capc capp capy capz caza cazy ccaa ccac ccap ccca cccc cccp ccpa ccpp cpaa cpac cpap cpca cppa cya- cyaa cyc- cyca cycc cypa cypc cyy- cyyc czyz paap paaz paca pacy papa papp papy pay- paya payp paza pazy pcaa pcap pcca pccc pcpp ppac ppap ppcc pppa pppp pyay pypy pyzy yacc yacp yacy yapa yapp yaya yaza yazz yccc ypcc yyyy zaca zapp zapy zaya zaza zypp zzzz