-er -ic c-- ccc cce cci cck ccn ccr cct ce- cec cee cei cek cen cer cet ci- cic cie cii cik cin cir cit ckc cki ckt cn- cnc cne cni cnn cnr cnt crc cre cri crk crn crr crt ctc cte cti ctk ctn ctr ctt ec- ecc ece eci eck ecn ecr ect eec eee eek een eer eet eic eie eii eik ein eir eit ekc eke eki ekr ekt en- enc ene eni enk enn enr ent erc ere eri erk ern err ert etc ete eti etk etn etr ett icc ice ici ick icn icr ict ie- iec iee iei iek ien ier iet iic iie iii iin iir iit ikc ike iki ikk ikr ikt in- inc ine ini ink inn inr int ir- irc ire iri irk irn irr irt itc ite iti itk itn itt k-t kcc kce kci kck kcn kcr kct ke- kec kee kei kek ken ker ket kic kie kii kik kin kir kit kkc kke kki kkk kkn kkr kkt kn- knc kne kni knk knn knr knt krc kri krk krn krr krt ktc kte ktk ktn ktr ktt n-i ncc nce nci nck ncn ncr nct ne- nec nee nei nek nen ner net nic nie nii nik nin nir nit nkc nke nki nkk nkn nkr nkt nnc nne nni nnk nnn nnt nrc nre nri nrk nrn nrr nrt ntc nte nti ntk ntn ntr ntt rcc rce rci rcn rcr rct re- rec ree rei rek ren rer ret ric rie rii rik rin rir rit rkc rke rkk rkt rnc rni rnn rnr rnt rrc rri rrk rrn rrr rrt rtc rte rti rtk rtn rtr rtt tcc tce tci tck tcn tcr tct te- tec tee tei tek ten ter tet tic tie tii tik tin tir tit tkc tke tkk tkr tkt tnc tne tni tnk tnn tnr tnt trc tre tri trk trn trr trt ttc tte tti ttk ttn ttr ttt