-er -ic c-- ccc ccd cce cci cck ccl ccp ccr ccs cct cdc cdd cde cdi cdk cdl cdp cdr cds cdt ce- cec ced cee cei cek cel cep cer ces cet ci- cic cid cie cii cik cil cip cir cis cit ckc ckd cki cks ckt cl- clc cld cle cli clk cll clp clr cls clt cpc cpd cpe cpi cpk cpl cpp cpr cps cpt crc crd cre cri crk crl crp crr crs crt csc csd cse csi csk csl csp csr css cst ctc ctd cte cti ctk ctl ctp ctr cts ctt dcc dcd dce dci dck dcl dcp dcr dcs dct ddc ddd dde ddi ddk ddl ddp ddr dds ddt de- dec ded dee dei dek del dep der des det di- dic did die dii dik dil dip dir dis dit dkc dke dki dkk dkl dkp dkr dks dkt dl- dlc dld dle dli dlk dll dlp dlr dls dlt dpc dpd dpe dpi dpk dpl dpp dpr dps dpt drc drd dre dri drk drl drp drr drs drt dsc dsd dse dsi dsk dsl dsp dsr dss dst dtc dtd dte dti dtk dtl dtp dtr dts dtt ec- ecc ecd ece eci eck ecl ecr ecs ect ed- edc edd ede edi edk edl edp edr eds edt eec eed eee eek eel eep eer ees eet eic eid eie eii eik eil eip eir eis eit ekc ekd eke eki ekl ekp ekr eks ekt elc eld ele eli elk ell elp elr els elt ep- epc epd epe epi epl epp epr eps ept erc erd ere eri erk erl erp err ers ert es- esc esd ese esi esk esl esp esr ess est etc etd ete eti etk etl etp etr ets ett i-d icc icd ice ici ick icl icp icr ics ict idc idd ide idi idk idl idp idr ids idt ie- iec ied iee iei iek iel iep ier ies iet iic iid iie iii iil iip iir iis iit ikc ike iki ikk ikl ikr iks ikt il- ilc ild ile ili ilk ill ilp ilr ils ilt ipc ipd ipe ipi ipl ipp ipr ips ipt ir- irc ird ire iri irk irl irp irr irs irt is- isc isd ise isi isk isl isp isr iss ist itc itd ite iti itk itl itp its itt k-t kcc kcd kce kci kck kcl kcp kcr kcs kct kdc kde kdk kdl kdp kdr kds kdt ke- kec ked kee kei kek kel kep ker kes ket kic kid kie kii kik kil kip kir kis kit kkc kke kki kkk kkl kkp kkr kks kkt kl- klc kld kli klr kls klt kpc kpd kpe kpi kpk kpl kpp kpr kps kpt krc krd kri krk krl krp krr krs krt ksc ksd kse ksi ksk ksl ksp ksr kss kst ktc kte ktk ktl ktp ktr kts ktt l-p lcc lcd lce lci lck lcl lcp lcr lcs lct ldc ldd lde ldi ldk ldl ldp ldr lds ldt lec led lee lei lek lel lep ler les let lic lid lie lii lik lil lip lir lis lit lkl lkp lkr lks lkt llc lld lle lli llk lll llp llr lls llt lpc lpd lpe lpi lpk lpl lpp lpr lps lpt lrc lrd lri lrk lrp lrr lrs lrt lsc lsd lse lsi lsk lsl lsp lsr lss lst ltc ltd lte lti ltk ltl ltp ltr lts ltt p-p pcc pcd pce pci pck pcl pcp pcr pcs pct pdc pdd pde pdi pdk pdl pdp pdr pds pdt pec ped pee pei pek pel pep per pes pet pic pid pie pii pik pil pip pir pis pit pkc pkd pke pki pkl pkp pkr pks pkt plc pld ple pli plk pll plp plr pls plt ppc ppd ppe ppi ppk ppl ppp ppr pps ppt prc prd pre pri prk prl prp prr prs prt ps- psc psd pse psi psk psl psp psr pss pst pt- ptc ptd pte pti ptk ptl ptp ptr pts ptt rcc rcd rce rci rcl rcp rcr rcs rct rdc rdd rde rdi rdl rdp rdr rds rdt re- rec red ree rei rek rel rep rer res ret ric rid rie rii rik ril rip rir ris rit rkc rke rkk rkp rks rkt rlc rld rle rli rll rlp rlr rls rlt rpc rpd rpe rpi rpk rpl rpp rpr rps rpt rrc rrd rri rrk rrl rrp rrr rrs rrt rsc rsd rse rsi rsk rsl rsp rsr rss rst rtc rtd rte rti rtk rtl rtp rtr rts rtt scc scd sce sci sck scl scp scr scs sct sdc sdd sde sdi sdk sdl sdp sdr sds sdt se- sec sed see sei sek sel sep ser ses set sic sid sie sii sik sil sip sir sis sit sk- skc skd ske ski skk skl skp skr sks skt slc sld sle sli slk sll slp slr sls slt spc spd spe spi spk spl spp spr sps spt sr- src srd sre sri srk srl srp srr srs srt ss- ssc ssd sse ssi ssk ssl ssp ssr sss sst stc std ste sti stk stl stp str sts stt tcc tcd tce tci tck tcl tcp tcr tcs tct tdc tdd tde tdi tdk tdl tdp tdr tds tdt te- tec ted tee tei tek tel tep ter tes tet tic tid tie tii tik til tip tir tis tit tkc tke tkk tkl tkp tkr tks tkt tlc tld tle tli tlk tll tlp tlr tls tlt tpc tpd tpe tpi tpk tpl tpp tpr tps tpt trc trd tre tri trk trl trp trr trs trt tsc tsd tse tsi tsk tsl tsp tsr tss tst ttc ttd tte tti ttk ttl ttp ttr tts ttt