c-cd cccc ccci cccp ccdc ccdi ccdp ccic ccid ccii ccip ccoc ccod ccpp cdic cdii cdio cicc cici cico cidc cidi cidp ciid ciii cipo cipp coco cocp codd codi cody coip cood coop copd copi copo copp copy coyo cpic cpio cppd cyc- cycc cypc cyy- cyyc dc-y dccc dcci dccp dcii dcio dcop dcpo dddd ddoc ddpo dici dico dicy didi dido didy diii dioc diop dipc dipo dipp diyi doci doco dod- dodd dodi dodo dody doid dood doop dopo dopp dopy doyo dpci dpcp dppc dpyd dycd dydd dyio dyo- dyoo iccc icci icco iccp icdc icdd icdp icoc icod icpc icpd icpo iddo idic idid idio idoc iicd iiii iiio iioi iioo iiop ioci iocp iod- iodd iodo ioii ioio iooi iooo ipcc ipdc ipdi ipid ipod ipop ippc ippo ippy occc occi ocpd ocpp odci oddd oddi oddy odic odio odoo odop oici oido oiii oipc oodi ooid oooo opic opii opio opo- oppi oppo oppy pccc pcip pcod pcpp pdci pdcp pdic pdoc picc pici pico picy pido piip pipi pipo pipp pipy piyo pocd poco pod- podd podi podo pody poid poio pood poop pop- popc popi popo popp popy poyo ppcc ppcd ppci ppic ppid ppod pppd pppo pppp pyic pyo- pypy yccc yidi yodo yood yoop yopo yopy yoyo ypcc yyyy