-er -ic -ji c-- c-j ccc cce cci ccj cck ccn ccr ce- cec cee cei cej cek cen cer ci- cic cie cii cij cik cin cir cjc cjk cjr ckc cki cn- cnc cne cni cnj cnn cnr crc cre cri crj crk crn crr ec- ecc ece eci ecj eck ecn ecr eec eee eek een eer eic eie eii eij eik ein eir ejc eji ekc eke eki ekr en- enc ene eni enk enn enr erc ere eri erk ern err icc ice ici icj ick icn icr ie- iec iee iei iej iek ien ier iic iie iii iij iin iir ijc ije iji ijk ijn ikc ike iki ikk ikr in- inc ine ini inj ink inn inr ir- irc ire iri irj irk irn irr j-i jcc jce jci jck jcr jec jee jei jej jek jen jer jic jie jii jij jin jir jjc jjj jjk jjr jkk jkn jkr jnc jne jnj jnn jnr jrc jri jrk jrn jrr kcc kce kci kck kcn kcr ke- kec kee kei kek ken ker kic kie kii kij kik kin kir kjc kje kji kjr kkc kke kki kkk kkn kkr kn- knc kne kni knk knn knr krc kri krk krn krr n-i ncc nce nci nck ncn ncr ne- nec nee nei nej nek nen ner nic nie nii nik nin nir njc nje njk njn nkc nke nki nkj nkk nkn nkr nnc nne nni nnk nnn nrc nre nri nrj nrk nrn nrr rcc rce rci rcj rcn rcr re- rec ree rei rek ren rer ric rie rii rik rin rir rjc rjk rjr rkc rke rkk rnc rni rnn rnr rrc rri rrk rrn rrr