c-cd cccc cccf ccci cccu ccdc ccdf ccdi ccdn ccfc ccfd ccff ccfi ccic ccid ccii ccnc ccnf ccni ccnu ccuc cdic cdii cdnc cdnf cfcf cfcn cfni cfun cicc cici cicu cidc cidi ciff ciid ciii cin- cinc cind cinf cini ciuc cnci cndd cnic cnid cucc cuci cucn cudi cufc cuff cufi cui- cuif cuin cund dccc dcci dccu dcfc dcii dddd dfcc dfcu dici didi didu dif- diff diii din- dinc dini dinn dinu dnic dudd dudu dufc duff dufu duid duif duin dunc dunn fccf fcic fcii fdic ffcc ffff ffii ffun ficc fidc fidf fifc fiff fifi fiii find fini finn fnci fndd fndn fnuf fuc- fuci fudd fudi fufc fuff fufu fuid fund funf iccc iccf icci iccn iccu icdc icdd icnc idfc idic idid idin idun ifcd ific ifid ifni iicd iiii iiuc incd inci ind- indc indi indu infi inid inni innu inui inun iucc iuiu n-ii nccc nccf ncci nccn nccu ncdc ncdn ncdu ncfc ncid ncnc ncnd ndcc ndfi ndic nfcu nfdc nfff nfic nicc nicd nicf nici nicu nidd nidi nifc niff niiu nind nini nnnn nuci nucu nudc nudd nudi nuff nuin nunc nunn ucci ucdc ucdd ucin uddi udic udid udin udun ufcu uncc uncf unci undi unfd uni- unic unif unii unin unni uuni uuuu