-er -ic -th c-- ccc cce cch cci cck ccr ccs cct ce- cec cee ceh cei cek cer ces cet ch- chc che chh chi chk chr chs cht ci- cic cie cih cii cik cir cis cit ckc ckh cki cks ckt crc cre crh cri crk crr crs crt csc cse csh csi csk csr css cst ctc cte cth cti ctk ctr cts ctt ec- ecc ece ech eci eck ecr ecs ect eec eee eek eer ees eet ehc ehe ehh ehi ehr ehs eht eic eie eii eik eir eis eit ekc eke ekh eki ekr eks ekt erc ere erh eri erk err ers ert es- esc ese esh esi esk esr ess est etc ete eth eti etk etr ets ett h-i hcc hce hch hci hck hcr hcs hct he- hec hee heh hei hek her hes het hhc hhe hhh hhi hhk hhr hhs hht hic hie hih hii hik hir his hit hkh hki hkk hkr hks hkt hr- hrc hre hrh hri hrk hrr hrs hrt hsc hse hsh hsi hsk hsr hss hst htc hte hth hti htk htr hts htt icc ice ich ici ick icr ics ict ie- iec iee iei iek ier ies iet ihc ihe ihh ihi ihk ihr ihs iht iic iie iih iii iir iis iit ikc ike iki ikk ikr iks ikt ir- irc ire iri irk irr irs irt is- isc ise ish isi isk isr iss ist itc ite ith iti itk its itt k-t kcc kce kch kci kck kcr kcs kct ke- kec kee keh kei kek ker kes ket khe khh khi khk khr khs kic kie kih kii kik kir kis kit kkc kke kkh kki kkk kkr kks kkt krc kri krk krr krs krt ksc kse ksh ksi ksk ksr kss kst ktc kte kth ktk ktr kts ktt rcc rce rch rci rcr rcs rct re- rec ree reh rei rek rer res ret rh- rhc rhe rhh rhi rhr rhs rht ric rie rih rii rik rir ris rit rkc rke rkk rks rkt rrc rrh rri rrk rrr rrs rrt rsc rse rsh rsi rsk rsr rss rst rtc rte rti rtk rtr rts rtt scc sce sch sci sck scr scs sct se- sec see seh sei sek ser ses set sh- shc she shh shi shk shr shs sht sic sie sih sii sik sir sis sit sk- skc ske skh ski skk skr sks skt sr- src sre srh sri srk srr srs srt ss- ssc sse ssh ssi ssk ssr sss sst stc ste sth sti stk str sts stt tcc tce tch tci tck tcr tcs tct te- tec tee teh tei tek ter tes tet th- thc the thh thi thk thr ths tht tic tie tih tii tik tir tis tit tkc tke tkk tkr tks tkt trc tre trh tri trk trr trs trt tsc tse tsh tsi tsk tsr tss tst ttc tte tth tti ttk ttr tts ttt