-er -ic c-- ccc ccd cce cci cck ccl ccn ccr cct cdc cdd cde cdi cdk cdl cdn cdr cdt ce- cec ced cee cei cek cel cen cer cet ci- cic cid cie cii cik cil cin cir cit ckc ckd cki ckt cl- clc cld cle cli clk cll cln clr clt cn- cnc cnd cne cni cnl cnn cnr cnt crc crd cre cri crk crl crn crr crt ctc ctd cte cti ctk ctl ctn ctr ctt dcc dcd dce dci dck dcl dcn dcr dct ddc ddd dde ddi ddk ddl ddn ddr ddt de- dec ded dee dei dek del den der det di- dic did die dii dik dil din dir dit dkc dke dki dkk dkl dkr dkt dl- dlc dld dle dli dlk dll dlr dlt dnc dnd dne dni dnk dnl dnn dnr dnt drc drd dre dri drk drl drn drr drt dtc dtd dte dti dtk dtl dtn dtr dtt ec- ecc ecd ece eci eck ecl ecn ecr ect ed- edc edd ede edi edk edl edn edr edt eec eed eee eek eel een eer eet eic eid eie eii eik eil ein eir eit ekc ekd eke eki ekl ekr ekt elc eld ele eli elk ell eln elr elt en- enc end ene eni enk enl enn enr ent erc erd ere eri erk erl ern err ert etc etd ete eti etk etl etn etr ett i-d icc icd ice ici ick icl icn icr ict idc idd ide idi idk idl idn idr idt ie- iec ied iee iei iek iel ien ier iet iic iid iie iii iil iin iir iit ikc ike iki ikk ikl ikr ikt il- ilc ild ile ili ilk ill iln ilr ilt in- inc ind ine ini ink inl inn inr int ir- irc ird ire iri irk irl irn irr irt itc itd ite iti itk itl itn itt k-t kcc kcd kce kci kck kcl kcn kcr kct kdc kde kdk kdl kdr kdt ke- kec ked kee kei kek kel ken ker ket kic kid kie kii kik kil kin kir kit kkc kke kki kkk kkl kkn kkr kkt kl- klc kld kli klr klt kn- knc knd kne kni knk knl knn knr knt krc krd kri krk krl krn krr krt ktc kte ktk ktl ktn ktr ktt lcc lcd lce lci lck lcl lcn lcr lct ldc ldd lde ldi ldk ldl ldn ldr ldt lec led lee lei lek lel len ler let lic lid lie lii lik lil lin lir lit lkl lkr lkt llc lld lle lli llk lll lln llr llt lnc lnd lne lni lnk lnl lnn lnr lnt lrc lrd lri lrk lrn lrr lrt ltc ltd lte lti ltk ltl ltr ltt n-i ncc ncd nce nci nck ncl ncn ncr nct ndc ndd nde ndi ndk ndl ndn ndr ndt ne- nec ned nee nei nek nel nen ner net nic nid nie nii nik nil nin nir nit nkc nke nki nkk nkn nkr nkt nlc nld nle nli nlk nll nln nlr nlt nnc nne nni nnk nnl nnn nnt nrc nrd nre nri nrk nrl nrn nrr nrt ntc ntd nte nti ntk ntn ntr ntt rcc rcd rce rci rcl rcn rcr rct rdc rdd rde rdi rdl rdn rdr rdt re- rec red ree rei rek rel ren rer ret ric rid rie rii rik ril rin rir rit rkc rke rkk rkt rlc rld rle rli rll rln rlr rlt rnc rnd rni rnn rnr rnt rrc rrd rri rrk rrl rrn rrr rrt rtc rtd rte rti rtk rtl rtn rtr rtt tcc tcd tce tci tck tcl tcn tcr tct tdc tdd tde tdi tdk tdl tdn tdr tdt te- tec ted tee tei tek tel ten ter tet tic tid tie tii tik til tin tir tit tkc tke tkk tkl tkr tkt tlc tld tle tli tlk tll tln tlr tlt tnc tnd tne tni tnk tnl tnn tnr tnt trc trd tre tri trk trl trn trr trt ttc ttd tte tti ttk ttl ttn ttr ttt