a-ha aaaa aaac aaah aaap aaca aacc aach aaco aacp aaha aaoo aapa aapc aaph aapo acaa acac acap acca accc acch acco accp acha achh acho achp acoa acoh acop acpa ahac ahah ahha ahoa ahop aoah aoca aopo apac apah apao apap apca apcc apco aph- apha aphc apo- apoc apoo apop appa appc apph caaa caac caah caap cac- caca cacc cach caco caha capa capc caph capo capp ccaa ccac ccap ccca cccc cccp ccha cchp ccoc ccpa ccpp chaa chac chah chao chap chca chch chcp chha choc choh choo chop chpa chpp coca coch coco cocp coha coho cooh coop copa coph copo copp cpaa cpac cpap cpca cpha cppa haco haha haho hapa happ hcap hcca hccc hcch hcpc hhaa hhhh hhpa hhpc hoac hoap hoca hoch hoha hoho hoop hopa hopo hopp hpac hpao hpcc oahp oaph ocac ocap occa occc ocha ocpa ocpp ohcc ohho ohoh ooaa ooha ooho oooh oooo opah opap opca opo- oppa oppo paap paca pach paco paha paho pahp paoc paoh papa papp pcaa pcap pcca pccc pcha pchp pcoa pcpp phah phcc phoh phoo phpa poca poch poco poha pooh poop pop- popa popc popo popp ppac ppap ppcc ppoa pppa pppo pppp