-ic c-- ccc cci cck ccm ccn ci- cic cii cik cim cin ckc cki ckm cmc cmi cmk cmm cmn cn- cnc cni cnm cnn icc ici ick icm icn iic iii iim iin ikc iki ikk im- imc imi imm imn in- inc ini ink inm inn kcc kci kck kcm kcn kic kii kik kim kin kkc kki kkk kkm kkn kmc kmi kmk kmm kn- knc kni knk knm knn mc- mcc mci mck mcm mcn mi- mic mii mik mim min mkc mkk mkm mkn mmc mmi mmk mmm mmn mnc mni mnk mnm mnn n-i ncc nci nck ncm ncn nic nii nik nim nin nkc nki nkk nkm nkn nmc nmi nmk nmm nmn nnc nni nnk nnm nnn