-er -ic c-- ccc cce ccf cci cck ccn ccr cct ce- cec cee cef cei cek cen cer cet cfc cfe cff cfi cfk cfn cfr cft ci- cic cie cif cii cik cin cir cit ckc cki ckt cn- cnc cne cnf cni cnn cnr cnt crc cre crf cri crk crn crr crt ctc cte ctf cti ctk ctn ctr ctt ec- ecc ece ecf eci eck ecn ecr ect eec eee eef eek een eer eet ef- efc efe eff efi efr eft eic eie eif eii eik ein eir eit ekc eke ekf eki ekr ekt en- enc ene enf eni enk enn enr ent erc ere erf eri erk ern err ert etc ete etf eti etk etn etr ett fcc fce fcf fci fck fcn fcr fct fec fee fef fei fek fen fer fet ffc ffe fff ffi ffk ffn ffr fft fic fie fif fii fik fin fir fit fkc fkf fki fkk fkt fnc fne fnf fni fnk fnn fnr fnt frc fre frf fri frk frn frr frt ftc fte ftf fti ftk ftn ftr ftt i-f icc ice icf ici ick icn icr ict ie- iec iee ief iei iek ien ier iet ifc ife iff ifi ifn ifr ift iic iie iif iii iin iir iit ikc ike ikf iki ikk ikr ikt in- inc ine inf ini ink inn inr int ir- irc ire irf iri irk irn irr irt itc ite itf iti itk itn itt k-t kcc kce kci kck kcn kcr kct ke- kec kee kef kei kek ken ker ket kfc kff kfi kic kie kif kii kik kin kir kit kkc kke kki kkk kkn kkr kkt kn- knc kne knf kni knk knn knr knt krc krf kri krk krn krr krt ktc kte ktf ktk ktn ktr ktt n-i ncc nce ncf nci nck ncn ncr nct ne- nec nee nef nei nek nen ner net nfc nfe nff nfi nfk nfn nfr nft nic nie nif nii nik nin nir nit nkc nke nkf nki nkk nkn nkr nkt nnc nne nnf nni nnk nnn nnt nrc nre nrf nri nrk nrn nrr nrt ntc nte ntf nti ntk ntn ntr ntt rcc rce rcf rci rcn rcr rct re- rec ree ref rei rek ren rer ret rfc rfe rff rfi rfk rfn rfr rft ric rie rif rii rik rin rir rit rkc rke rkf rkk rkt rnc rni rnn rnr rnt rrc rrf rri rrk rrn rrr rrt rtc rte rtf rti rtk rtn rtr rtt tcc tce tcf tci tck tcn tcr tct te- tec tee tef tei tek ten ter tet tfc tfe tff tfi tfk tfn tfr tft tic tie tif tii tik tin tir tit tkc tke tkk tkr tkt tnc tne tnf tni tnk tnn tnr tnt trc tre trf tri trk trn trr trt ttc tte ttf tti ttk ttn ttr ttt