cccc ccci cccp ccic ccii ccip ccir ccnc ccni ccnp ccnr ccpn ccpp ccpr ccrc ccri ccrp cicc cici cicr ciii cin- cinc cini cipp circ ciri cirr cnci cncp cnic cnrc cnrr cpic cpni cpri crcc crcr cric crin crip crpc iccc icci iccn iccp iccr icnc icpc icrc icrr iiii iirc inci incr inni innr inp- inpi inpp inri ipcc ipin ippc ippr ipri ircc iri- iric irin irip irpc irrc irri n-ii nccc ncci nccn nccp nccr ncip ncnc ncpc ncrc ncri ncrp nicc nici niip niir nini nipc nipr nnnn nnpi nnpr npcc npic npin nppc npri nric nrpc nrpn nrrc pccc pcin pcip pcpn pcpp pcrc picc pici picr piip pinc pini pinn pinp pipi pipp pirc piri pirn pirr pnic pnin pnpp ppcc ppci ppic pppn pppp pprc prcc prcp pri- prii prin prnp prri rccc rcic rcnr rcpi ricc riin rinn ripi ripp ripr riri rncp rnin rpii rppn rrrr