c-cd cccc ccci cccp cccu ccdc ccdi ccdp ccic ccid ccii ccip ccoc ccod ccpp ccuc ccup cdic cdii cdio cicc cici cico cicu cidc cidi cidp ciid ciii cipo cipp ciuc ciup coco cocp cocu codd codi coip cood coop copd copi copo copp coud coup cpcu cpic cpio cppd cucc cuci cudi cui- cupo cupp dccc dcci dccp dccu dcii dcio dcop dcpo dcup dddd ddoc ddpo dici dico didi dido didu diii dioc diop diou dipc dipo dipp dipu doci doco docu dod- dodd dodi dodo doid dood doop dopo dopp douc doud doup dpci dpcp dppc duco dudd dudo dudu duid duo- dupo iccc icci icco iccp iccu icdc icdd icdp icoc icod icpc icpd icpo icup iddo idic idid idio idoc iduo iicd iiii iiio iioi iioo iiop iiuc ioci iocp iod- iodd iodo ioii ioio iooi iooo ipcc ipdc ipdi ipid ipod ipop ippc ippo iucc iuiu iupp occc occi ocpd ocpp odci oddd oddi odic odio odiu odoo odop odou oici oido oiii oipc oodi ooid oooo opic opii opio opo- oppi oppo oucc oudc ouii ouu- pccc pcip pcod pcpp pdci pdcp pdic pdoc picc pici pico picu pido piip pipi pipo pipp pocd poco pod- podd podi podo podu poid poio pood poop pop- popc popi popo popp poud poui poup ppcc ppcd ppci ppic ppid ppod pppd pppo pppp pudo pudu puid puiu pupi pupu puuc ucci uccp ucdc ucdd ucio uddi udic udid udoo udop udpd uipi uocc upci updo upic uppc uppp uppu upup uucp uuoc uuuu