c-cd cccc cccp ccdc ccdh ccdp cchp ccoc ccod ccpp chch chcp choc chod choh choo chop chpp coch coco cocp codd coho cood cooh coop copd coph copo copp cppd dccc dccp dcop dcpo dddd ddoc ddpo dhcp dhod doch doco dod- dodd dodo dohc dood doop dopo dopp dpcp dphp dppc dpph hccc hcch hcpc hdoc hdod hhhh hhpc hoch hodh hoho hood hoop hopo hopp hpcc hpdh occc ocpd ocpp oddd odoh odoo odop ohcc ohho ohoh ooho oooh oooo opo- oppo pccc pchp pcod pcpp pdcp pdoc phcc phoh phoo pocd poch poco pod- podd podo pood pooh poop pop- popc popo popp ppcc ppcd ppod pppd pppo pppp