-er -ol c-- ccc ccd cce ccf cck ccl cco ccr ccs cct cdc cdd cde cdf cdk cdl cdo cdr cds cdt ce- cec ced cee cef cek cel ceo cer ces cet cfc cfd cfe cff cfk cfl cfo cfr cfs cft ckc ckd cko cks ckt cl- clc cld cle clf clk cll clo clr cls clt co- coc cod coe cof cok col coo cor cos cot crc crd cre crf crk crl cro crr crs crt csc csd cse csf csk csl cso csr css cst ctc ctd cte ctf ctk ctl cto ctr cts ctt dcc dcd dce dcf dck dcl dco dcr dcs dct ddc ddd dde ddf ddk ddl ddo ddr dds ddt de- dec ded dee def dek del deo der des det dfc dfd dfe dff dfk dfl dfo dfr dfs dft dkc dke dkk dkl dko dkr dks dkt dl- dlc dld dle dlf dlk dll dlo dlr dls dlt doc dod doe dof dok dol doo dor dos dot drc drd dre drk drl dro drr drs drt dsc dsd dse dsf dsk dsl dso dsr dss dst dtc dtd dte dtf dtk dtl dto dtr dts dtt ec- ecc ecd ece ecf eck ecl eco ecr ecs ect ed- edc edd ede edf edk edl edo edr eds edt eec eed eee eef eek eel eeo eer ees eet ef- efc efd efe eff efl efo efr efs eft ekc ekd eke ekf ekl eko ekr eks ekt elc eld ele elf elk ell elo elr els elt eo- eoc eod eoe eof eok eol eoo eor eos eot erc erd ere erf erk erl ero err ers ert es- esc esd ese esf esk esl eso esr ess est etc etd ete etf etk etl eto etr ets ett fcc fcd fce fcf fck fcl fco fcr fcs fct fdc fdd fde fdf fdk fdl fdo fdr fds fdt fec fed fee fef fek fel feo fer fes fet ffc ffd ffe fff ffk ffl ffo ffr ffs fft fkc fkf fkk fkl fkt flc fld fle flf fll flo flr fls flt foc foe fof fok fol foo for fos fot frc frd fre frf frk frl fro frr frs frt fsc fsd fse fsf fsk fsl fso fsr fss fst ftc ftd fte ftf ftk ftl fto ftr fts ftt k-t kcc kcd kce kck kcl kcr kcs kct kdc kde kdf kdk kdl kdo kdr kds kdt ke- kec ked kee kef kek kel keo ker kes ket kfc kfd kff kfo kfs kkc kke kkk kkl kkr kks kkt kl- klc kld klf klo klr kls klt koc kod koe kof kok kol koo kor kos kot krc krd krf krk krl kro krr krs krt ksc ksd kse ksf ksk ksl kso ksr kss kst ktc kte ktf ktk ktl kto ktr kts ktt lcc lcd lce lcf lck lcl lco lcr lcs lct ldc ldd lde ldf ldk ldl ldo ldr lds ldt lec led lee lef lek lel leo ler les let lfc lfd lfe lff lfk lfl lfo lfr lfs lft lkl lkr lks lkt llc lld lle llf llk lll llo llr lls llt loc lod loe lof lok lol loo lor los lot lrc lrd lrf lrk lro lrr lrs lrt lsc lsd lse lsf lsk lsl lso lsr lss lst ltc ltd lte ltf ltk ltl lto ltr lts ltt oc- occ ocd ocf ock ocl oco ocr ocs oct odc odd ode odf odl odo odr ods odt oec oed oee oef oel oeo oer oes oet of- ofc ofd ofe off ofl ofo ofr ofs oft okc okd oke okk okl oko okr oks olc old ole olf olk oll olo ols olt oo- ooc ood oof ook ool ooo oor oos oot or- orc ord ore orf ork orl oro orr ors ort os- osc osd ose osf osk osl oso osr oss ost ot- otc otd ote otf otk otl oto otr ots ott rcc rcd rce rcf rcl rco rcr rcs rct rdc rdd rde rdf rdl rdo rdr rds rdt re- rec red ree ref rek rel reo rer res ret rfc rfd rfe rff rfk rfl rfo rfr rfs rft rkc rke rkf rkk rko rks rkt rlc rld rle rlf rll rlo rlr rls rlt roc rod roe rof rok rol roo ror ros rot rrc rrd rrf rrk rrl rrr rrs rrt rsc rsd rse rsf rsk rsl rso rsr rss rst rtc rtd rte rtf rtk rtl rto rtr rts rtt scc scd sce scf sck scl sco scr scs sct sdc sdd sde sdf sdk sdl sdo sdr sds sdt se- sec sed see sef sek sel seo ser ses set sfc sfd sfe sff sfk sfl sfo sfr sfs sft sk- skc skd ske skf skk skl sko skr sks skt slc sld sle slf slk sll slo slr sls slt soc sod soe sof sok sol soo sor sos sot sr- src srd sre srf srk srl sro srr srs srt ss- ssc ssd sse ssf ssk ssl sso ssr sss sst stc std ste stf stk stl sto str sts stt tcc tcd tce tcf tck tcl tco tcr tcs tct tdc tdd tde tdf tdk tdl tdo tdr tds tdt te- tec ted tee tef tek tel teo ter tes tet tfc tfd tfe tff tfk tfl tfo tfr tfs tft tkc tke tkk tkl tko tkr tks tkt tlc tld tle tlf tlk tll tlo tlr tls tlt to- toc tod toe tof tok tol too tor tos tot trc trd tre trf trk trl tro trr trs trt tsc tsd tse tsf tsk tsl tso tsr tss tst ttc ttd tte ttf ttk ttl tto ttr tts ttt

-ose c-cd cccc cccf cccl cccs ccdc ccdf ccdr ccds cced ccee ccel ccfc ccfd ccff ccfl cclc ccls ccoc ccod ccrc ccre ccrf ccrl ccrs ccrt ccsd ccsf ccsl