-er -ic -th c-- ccc ccd cce cch cci cck ccr cct cdc cdd cde cdh cdi cdk cdr cdt ce- cec ced cee ceh cei cek cer cet ch- chc chd che chh chi chk chr cht ci- cic cid cie cih cii cik cir cit ckc ckd ckh cki ckt crc crd cre crh cri crk crr crt ctc ctd cte cth cti ctk ctr ctt dcc dcd dce dci dck dcr dct ddc ddd dde ddh ddi ddk ddr ddt de- dec ded dee deh dei dek der det dh- dhc dhd dhe dhh dhi dhk dhr dht di- dic did die dih dii dik dir dit dkc dke dki dkk dkr dkt drc drd dre dri drk drr drt dtc dtd dte dth dti dtk dtr dtt ec- ecc ecd ece ech eci eck ecr ect ed- edc edd ede edh edi edk edr edt eec eed eee eek eer eet ehc ehd ehe ehh ehi ehr eht eic eid eie eii eik eir eit ekc ekd eke ekh eki ekr ekt erc erd ere erh eri erk err ert etc etd ete eth eti etk etr ett h-i hcc hcd hce hch hci hck hcr hct hdc hdd hde hdh hdi hdk hdr hdt he- hec hed hee heh hei hek her het hhc hhd hhe hhh hhi hhk hhr hht hic hid hie hih hii hik hir hit hkd hkh hki hkk hkr hkt hr- hrc hrd hre hrh hri hrk hrr hrt htc htd hte hth hti htk htr htt i-d icc icd ice ich ici ick icr ict idc idd ide idh idi idk idr idt ie- iec ied iee iei iek ier iet ihc ihd ihe ihh ihi ihk ihr iht iic iid iie iih iii iir iit ikc ike iki ikk ikr ikt ir- irc ird ire iri irk irr irt itc itd ite ith iti itk itt k-t kcc kcd kce kch kci kck kcr kct kdc kde kdh kdk kdr kdt ke- kec ked kee keh kei kek ker ket khe khh khi khk khr kic kid kie kih kii kik kir kit kkc kke kkh kki kkk kkr kkt krc krd kri krk krr krt ktc kte kth ktk ktr ktt rcc rcd rce rch rci rcr rct rdc rdd rde rdh rdi rdr rdt re- rec red ree reh rei rek rer ret rh- rhc rhd rhe rhh rhi rhr rht ric rid rie rih rii rik rir rit rkc rke rkk rkt rrc rrd rrh rri rrk rrr rrt rtc rtd rte rti rtk rtr rtt tcc tcd tce tch tci tck tcr tct tdc tdd tde tdh tdi tdk tdr tdt te- tec ted tee teh tei tek ter tet th- thc thd the thh thi thk thr tht tic tid tie tih tii tik tir tit tkc tke tkk tkr tkt trc trd tre trh tri trk trr trt ttc ttd tte tth tti ttk ttr ttt