-ic c-- ccc ccd cce cci cck cco ccp cct cdc cdd cde cdi cdk cdo cdp cdt ce- cec ced cee cei cek ceo cep cet ci- cic cid cie cii cik cio cip cit ckc ckd cki cko ckt co- coc cod coe coi cok coo cop cot cpc cpd cpe cpi cpk cpo cpp cpt ctc ctd cte cti ctk cto ctp ctt dcc dcd dce dci dck dco dcp dct ddc ddd dde ddi ddk ddo ddp ddt de- dec ded dee dei dek deo dep det di- dic did die dii dik dio dip dit dkc dke dki dkk dko dkp dkt doc dod doe doi dok doo dop dot dpc dpd dpe dpi dpk dpo dpp dpt dtc dtd dte dti dtk dto dtp dtt ec- ecc ecd ece eci eck eco ect ed- edc edd ede edi edk edo edp edt eec eed eee eek eeo eep eet eic eid eie eii eik eio eip eit ekc ekd eke eki eko ekp ekt eo- eoc eod eoe eoi eok eoo eop eot ep- epc epd epe epi epo epp ept etc etd ete eti etk eto etp ett i-d icc icd ice ici ick ico icp ict idc idd ide idi idk ido idp idt ie- iec ied iee iei iek iep iet iic iid iie iii iio iip iit ikc ike iki ikk iko ikt io- ioc iod ioe ioi ioo iop iot ipc ipd ipe ipi ipo ipp ipt itc itd ite iti itk ito itp itt k-t kcc kcd kce kci kck kcp kct kdc kde kdk kdo kdp kdt ke- kec ked kee kei kek keo kep ket kic kid kie kii kik kio kip kit kkc kke kki kkk kkp kkt koc kod koe koi kok koo kop kot kpc kpd kpe kpi kpk kpo kpp kpt ktc kte ktk kto ktp ktt o-i oc- occ ocd oci ock oco ocp oct odc odd ode odi odo odp odt oec oed oee oei oeo oep oet oic oid oie oii oik oio oip oit okc okd oke oki okk oko okp oo- ooc ood ooi ook ooo oop oot op- opc opd ope opi opk opo opp opt ot- otc otd ote oti otk oto otp ott p-p pcc pcd pce pci pck pco pcp pct pdc pdd pde pdi pdk pdo pdp pdt pec ped pee pei pek peo pep pet pic pid pie pii pik pio pip pit pkc pkd pke pki pko pkp pkt poc pod poe poi pok poo pop pot ppc ppd ppe ppi ppk ppo ppp ppt pt- ptc ptd pte pti ptk pto ptp ptt tcc tcd tce tci tck tco tcp tct tdc tdd tde tdi tdk tdo tdp tdt te- tec ted tee tei tek teo tep tet tic tid tie tii tik tio tip tit tkc tke tkk tko tkp tkt to- toc tod toe toi tok too top tot tpc tpd tpe tpi tpk tpo tpp tpt ttc ttd tte tti ttk tto ttp ttt