a-ya a-yo aaaa aaac aaap aaca aacc aaco aacp aacy aaoo aapa aapc aapo acaa acac acap acca accc acco accp accy acoa acop acoy acpa aoca aopo apac apao apap apay apca apcc apco apo- apoc apoo apop appa appc appy ay-o ayao ayay ayca ayoo ayya caaa caac caap cac- caca cacc caco capa capc capo capp capy cayo ccaa ccac ccap ccca cccc cccp ccoc ccpa ccpp coca coco cocp coop copa copo copp copy coya coyo cpaa cpac cpap cpca cppa cya- cyaa cyc- cyca cycc cyoa cypa cypc cyy- cyyc ocac ocap occa occc ocpa ocpp ooaa oooo opap opca opo- oppa oppo oppy oypa paap paca paco pacy paoc papa papp papy pay- paya payp pcaa pcap pcca pccc pcoa pcpp poca poco poop pop- popa popc popo popp popy poya poyo ppac ppap ppcc ppoa pppa pppo pppp pyao pyay pyo- pypy yacc yaco yacp yacy yapa yapp yaya yayo ycao yccc yoop yopo yopy yoyo ypcc ypoa yyyy