c-cd cccc ccci ccdc ccdi ccdn ccdr ccic ccid ccii ccir ccnc ccni ccnr ccrc ccri cd-r cddr cdic cdii cdnc cicc cici cicr cidc cidi cidr ciid ciii cin- cinc cind cini circ ciri cirr cnci cndd cnic cnid cnrc cnrr crcc crcr crdc cric crin dccc dcci dcii dddd ddrc dici didi diii din- dinc dini dinn dird dirr dnic dnrc dric drin iccc icci iccn iccr icdc icdd icnc icrc icrr idcr idic idid idin idir idrc iicd iiii iirc incd inci incr ind- indc indi inid inni innr inri ircc ircd irdc iri- iric irid irin irrc irri n-ii nccc ncci nccn nccr ncdc ncdn ncdr ncid ncnc ncnd ncrc ncri ndcc ndic ndrc ndri nicc nicd nici nidd nidi niir nind nini nnnn nrdc nric nrrc nrrd rccc rcdc rcic rcid rcnr rcrd ricc ridc ridd ridi riin rind rinn riri rndc rnin rrrr