-er -ic -th c-- ccc ccd cce ccf cch cci cck cco ccr ccs cct cdc cdd cde cdf cdh cdi cdk cdo cdr cds cdt ce- cec ced cee cef ceh cei cek ceo cer ces cet cfc cfd cfe cff cfh cfi cfk cfo cfr cfs cft ch- chc chd che chf chh chi chk cho chr chs cht ci- cic cid cie cif cih cii cik cio cir cis cit ckc ckd ckh cki cko cks ckt co- coc cod coe cof coh coi cok coo cor cos cot crc crd cre crf crh cri crk cro crr crs crt csc csd cse csf csh csi csk cso csr css cst ctc ctd cte ctf cth cti ctk cto ctr cts ctt dcc dcd dce dcf dci dck dco dcr dcs dct ddc ddd dde ddf ddh ddi ddk ddo ddr dds ddt de- dec ded dee def deh dei dek deo der des det dfc dfd dfe dff dfh dfi dfk dfo dfr dfs dft dh- dhc dhd dhe dhf dhh dhi dhk dho dhr dhs dht di- dic did die dif dih dii dik dio dir dis dit dkc dke dki dkk dko dkr dks dkt doc dod doe dof doh doi dok doo dor dos dot drc drd dre dri drk dro drr drs drt dsc dsd dse dsf dsh dsi dsk dso dsr dss dst dtc dtd dte dtf dth dti dtk dto dtr dts dtt ec- ecc ecd ece ecf ech eci eck eco ecr ecs ect ed- edc edd ede edf edh edi edk edo edr eds edt eec eed eee eef eek eeo eer ees eet ef- efc efd efe eff efh efi efo efr efs eft ehc ehd ehe ehf ehh ehi eho ehr ehs eht eic eid eie eif eii eik eio eir eis eit ekc ekd eke ekf ekh eki eko ekr eks ekt eo- eoc eod eoe eof eoh eoi eok eoo eor eos eot erc erd ere erf erh eri erk ero err ers ert es- esc esd ese esf esh esi esk eso esr ess est etc etd ete etf eth eti etk eto etr ets ett fcc fcd fce fcf fci fck fco fcr fcs fct fdc fdd fde fdf fdh fdi fdk fdo fdr fds fdt fec fed fee fef feh fei fek feo fer fes fet ffc ffd ffe fff ffh ffi ffk ffo ffr ffs fft fhc fhe fhf fhh fhi fho fhr fhs fic fid fie fif fih fii fik fir fis fit fkc fkf fki fkk fkt foc foe fof foh foi fok foo for fos fot frc frd fre frf frh fri frk fro frr frs frt fsc fsd fse fsf fsh fsi fsk fso fsr fss fst ftc ftd fte ftf fth fti ftk fto ftr fts ftt h-i hcc hcd hce hcf hch hci hck hco hcr hcs hct hdc hdd hde hdf hdh hdi hdk hdo hdr hds hdt he- hec hed hee hef heh hei hek heo her hes het hfc hfd hfe hff hfh hfi hfk hfo hfr hfs hft hhc hhd hhe hhf hhh hhi hhk hho hhr hhs hht hic hid hie hif hih hii hik hio hir his hit hkd hkf hkh hki hkk hko hkr hks hkt hoc hod hoe hof hoh hoi hok hoo hor hos hot hr- hrc hrd hre hrf hrh hri hrk hro hrr hrs hrt hsc hsd hse hsf hsh hsi hsk hsr hss hst htc htd hte htf hth hti htk hto htr hts htt i-d i-f icc icd ice icf ich ici ick ico icr ics ict idc idd ide idf idh idi idk ido idr ids idt ie- iec ied iee ief iei iek ier ies iet ifc ifd ife iff ifi ifo ifr ifs ift ihc ihd ihe ihf ihh ihi ihk iho ihr ihs iht iic iid iie iif iih iii iio iir iis iit ikc ike ikf iki ikk iko ikr iks ikt io- ioc iod ioe iof ioh ioi ioo ior ios iot ir- irc ird ire irf iri irk iro irr irs irt is- isc isd ise isf ish isi isk iso isr iss ist itc itd ite itf ith iti itk ito its itt k-t kcc kcd kce kch kci kck kcr kcs kct kdc kde kdf kdh kdk kdo kdr kds kdt ke- kec ked kee kef keh kei kek keo ker kes ket kfc kfd kff kfh kfi kfo kfs khe khf khh khi khk kho khr khs kic kid kie kif kih kii kik kio kir kis kit kkc kke kkh kki kkk kkr kks kkt koc kod koe kof koh koi kok koo kor kos kot krc krd krf kri krk kro krr krs krt ksc ksd kse ksf ksh ksi ksk kso ksr kss kst ktc kte ktf kth ktk kto ktr kts ktt o-i oc- occ ocd ocf och oci ock oco ocr ocs oct odc odd ode odf odh odi odo odr ods odt oec oed oee oef oeh oei oeo oer oes oet of- ofc ofd ofe off ofi ofo ofr ofs oft ohc ohd ohe ohf ohh ohi oho ohr ohs oht oic oid oie oif oii oik oio oir ois oit okc okd oke oki okk oko okr oks oo- ooc ood oof ooh ooi ook ooo oor oos oot or- orc ord ore orf orh ori ork oro orr ors ort os- osc osd ose osf osh osi osk oso osr oss ost ot- otc otd ote otf oth oti otk oto otr ots ott rcc rcd rce rcf rch rci rco rcr rcs rct rdc rdd rde rdf rdh rdi rdo rdr rds rdt re- rec red ree ref reh rei rek reo rer res ret rfc rfd rfe rff rfh rfi rfk rfo rfr rfs rft rh- rhc rhd rhe rhf rhh rhi rho rhr rhs rht ric rid rie rif rih rii rik rio rir ris rit rkc rke rkf