-er -ic -th c-- ccc cce ccf ccg cch cci cck cco ccr cct ce- cec cee cef ceg ceh cei cek ceo cer cet cfc cfe cff cfg cfh cfi cfk cfo cfr cft cgc cge cgg cgh cgi cgo cgr cgt ch- chc che chf chg chh chi chk cho chr cht ci- cic cie cif cig cih cii cik cio cir cit ckc ckh cki cko ckt co- coc coe cof cog coh coi cok coo cor cot crc cre crf crg crh cri crk cro crr crt ctc cte ctf ctg cth cti ctk cto ctr ctt ec- ecc ece ecf ecg ech eci eck eco ecr ect eec eee eef eeg eek eeo eer eet ef- efc efe eff efg efh efi efo efr eft egc ege egf egg egh egi ego egr egt ehc ehe ehf ehg ehh ehi eho ehr eht eic eie eif eig eii eik eio eir eit ekc eke ekf ekg ekh eki eko ekr ekt eo- eoc eoe eof eog eoh eoi eok eoo eor eot erc ere erf erg erh eri erk ero err ert etc ete etf etg eth eti etk eto etr ett fcc fce fcf fcg fci fck fco fcr fct fec fee fef feg feh fei fek feo fer fet ffc ffe fff ffg ffh ffi ffk ffo ffr fft fgc fge fgf fgg fgh fgi fgr fgt fhc fhe fhf fhg fhh fhi fho fhr fic fie fif fig fih fii fik fir fit fkc fkf fkg fki fkk fkt foc foe fof fog foh foi fok foo for fot frc fre frf frg frh fri frk fro frr frt ftc fte ftf ftg fth fti ftk fto ftr ftt gcc gce gcf gcg gch gci gck gco gcr gct ge- gec gee gef geg geh gei gek geo ger get gfc gfe gff gfh gfi gfk gfo gfr gft ggc ggg ggh ggi ggo ggr ggt ghc ghe ghg ghh ghi gho ghr ght gic gie gif gig gih gii gik gio gir git gkh gko gkt goc goe gof gog goh goi gok goo gor got grc gre grf grg grh gri grk gro grr grt gtc gte gtf gtg gth gti gtk gto gtr gtt h-i hcc hce hcf hcg hch hci hck hco hcr hct he- hec hee hef heg heh hei hek heo her het hfc hfe hff hfg hfh hfi hfk hfo hfr hft hgc hge hgf hgg hgh hgi hgk hgo hgr hgt hhc hhe hhf hhg hhh hhi hhk hho hhr hht hic hie hif hig hih hii hik hio hir hit hkf hkg hkh hki hkk hko hkr hkt hoc hoe hof hog hoh hoi hok hoo hor hot hr- hrc hre hrf hrg hrh hri hrk hro hrr hrt htc hte htf htg hth hti htk hto htr htt i-f icc ice icf icg ich ici ick ico icr ict ie- iec iee ief ieg iei iek ier iet ifc ife iff ifg ifi ifo ifr ift igc ige igf igg igh igi igk igo igr igt ihc ihe ihf ihg ihh ihi ihk iho ihr iht iic iie iif iih iii iio iir iit ikc ike ikf iki ikk iko ikr ikt io- ioc ioe iof iog ioh ioi ioo ior iot ir- irc ire irf irg iri irk iro irr irt itc ite itf itg ith iti itk ito itt k-t kcc kce kcg kch kci kck kcr kct ke- kec kee kef keg keh kei kek keo ker ket kfc kff kfg kfh kfi kfo kgc kgf kgh kgi kgo khe khf khh khi khk kho khr kic kie kif kig kih kii kik kio kir kit kkc kke kkh kki kkk kkr kkt koc koe kof kog koh koi kok koo kor kot krc krf krg kri krk kro krr krt ktc kte ktf ktg kth ktk kto ktr ktt o-i oc- occ ocf ocg och oci ock oco ocr oct oec oee oef oeg oeh oei oeo oer oet of- ofc ofe off ofg ofi ofo ofr oft ogc oge ogf ogg ogh ogi ogo ogt ohc ohe ohf ohg ohh ohi oho ohr oht oic oie oif oii oik oio oir oit okc oke okg oki okk oko okr oo- ooc oof oog ooh ooi ook ooo oor oot or- orc ore orf org orh ori ork oro orr ort ot- otc ote otf otg oth oti otk oto otr ott rcc rce rcf rcg rch rci rco rcr rct re- rec ree ref reg reh rei rek reo rer ret rfc rfe rff rfg rfh rfi rfk rfo rfr rft rgc rge rgf rgg rgh rgi rgk rgo rgr rgt rh- rhc rhe rhf rhg rhh rhi rho rhr rht ric rie rif rig rih rii rik rio rir rit rkc rke rkf rkg rkk rko rkt roc roe rof rog roh roi rok roo ror rot rrc rrf rrg rrh rri rrk rrr rrt rtc rte rtf rtg rti rtk rto rtr rtt tcc tce tcf tcg tch tci tck tco tcr tct te- tec tee tef teg teh tei tek teo ter tet tfc tfe tff tfg tfh tfi tfk tfo tfr tft tgc tge tgf tgg tgh tgi tgk tgo tgr tgt th- thc the thf thg thh thi thk tho thr tht tic tie tif tig tih tii tik tio tir tit tkc tke tkg tkk tko tkr tkt to- toc toe tof tog toh toi tok too tor tot trc tre trf trg trh tri trk tro trr trt ttc tte ttf ttg tth tti ttk tto ttr ttt