c-cd cccc cccp ccdc ccdn ccdp ccjo ccnc ccnp ccoc ccod ccpn ccpp cdnc cdon cjcj cjdc cjon cjpp cnco cncp cndd cndp cnnj cnpj coco cocp codd cojo con- conc cond conj conn cono cood coon coop copd copo copp cppd dccc dccp dcon dcop dcpo dddd ddoc ddpo djpc dnoc dnpo doco dod- dodd dodo dojo donc dond donn dono donp dood doon doop dopo dopp dpcp dppc jccc jjcc jjdp jnco joco jodo jojo jond jonn jono joon jpcc jpod jpop nccc nccn nccp ncdc ncdn ncnc ncnd ncoc ncpc ndcc ndcp nddo ndnp ndoc ndop ndpd njdc nnnn noco nodo non- nonn nono noo- nooj noon nooo noop npcc nppc nppd occc occn ocon ocpd ocpp oddd odon odoo odop onc- oncd onco ondo onno onod onon oooo opo- opoj opon oppo pccc pcjj pcod pcpn pcpp pdcp pdoc pdpn pnon pnpo pnpp pocd poco pod- podd podo pojo ponc pond pono ponp pood poon poop pop- popc popo popp ppcc ppcd ppod pppd pppn pppo pppp