-er -ey -ic c-- ccc cce cci ccn ccr cct ccx ce- cec cee cei cen cer cet cex cey ci- cic cie cii cin cir cit cix cn- cnc cne cni cnn cnr cnt cnx cny crc cre cri crn crr crt crx cry ctc cte cti ctn ctr ctt ctx cty cxc cxi cxr cxt cxx cyc cye cyn cyr cyt ec- ecc ece eci ecn ecr ect ecx eec eee een eer eet eex eey eic eie eii ein eir eit eix en- enc ene eni enn enr ent eny erc ere eri ern err ert ery etc ete eti etn etr ett etx ety ex- exc exe exi exr ext exx exy eyc eye eyn eyr eyt icc ice ici icn icr ict icy ie- iec iee iei ien ier iet iex iey iic iie iii iin iir iit iix in- inc ine ini inn inr int inx iny ir- irc ire iri irn irr irt irx iry itc ite iti itn itt itx ity ixc ixe ixi ixn ixy iyc iye iyr iyt iyy n-i ncc nce nci ncn ncr nct ncx ne- nec nee nei nen ner net nex ney nic nie nii nin nir nit nix nnc nne nni nnn nnt nrc nre nri nrn nrr nrt nrx nry ntc nte nti ntn ntr ntt ntx nxc nxt nyc nye nyn nyt nyx nyy rcc rce rci rcn rcr rct rcx re- rec ree rei ren rer ret rex rey ric rie rii rin rir rit rix riy rnc rni rnn rnr rnt rny rrc rri rrn rrr rrt rtc rte rti rtn rtr rtt rtx rty rxr ry- ryc rye ryn ryr ryy t-x tcc tce tci tcn tcr tct tcx te- tec tee tei ten ter tet tex tey tic tie tii tin tir tit tix tiy tnc tne tni tnn tnr tnt tnx trc tre tri trn trr trt trx try ttc tte tti ttn ttr ttt ttx tty txe txi txn txt tyc tye tyn tyr tyt xci xcr xcx xee xen xer xet xex xic xie xii xin xit xix xnc xrc xrt xrx xry xtc xti xtr xtx xty xxi xxx xxy xyr xyy ycc yce yci ycy yec yee yei yen yer yet yex yey yie yii yin yir yit yne ynn yny yrc yre yrn yrt ytc yte ytn ytr ytt yxe yxy yyc yye yyt yyy