-ic -ol c-- ccc ccd cce cci ccl cco cct cdc cdd cde cdi cdl cdo cdt ce- cec ced cee cei cel ceo cet ci- cic cid cie cii cil cio cit cl- clc cld cle cli cll clo clt co- coc cod coe coi col coo cot ctc ctd cte cti ctl cto ctt dcc dcd dce dci dcl dco dct ddc ddd dde ddi ddl ddo ddt de- dec ded dee dei del deo det di- dic did die dii dil dio dit dl- dlc dld dle dli dll dlo dlt doc dod doe doi dol doo dot dtc dtd dte dti dtl dto dtt ec- ecc ecd ece eci ecl eco ect ed- edc edd ede edi edl edo edt eec eed eee eel eeo eet eic eid eie eii eil eio eit elc eld ele eli ell elo elt eo- eoc eod eoe eoi eol eoo eot etc etd ete eti etl eto ett i-d icc icd ice ici icl ico ict idc idd ide idi idl ido idt ie- iec ied iee iei iel iet iic iid iie iii iil iio iit il- ilc ild ile ili ill ilo ilt io- ioc iod ioe ioi iol ioo iot itc itd ite iti itl ito itt lcc lcd lce lci lcl lco lct ldc ldd lde ldi ldl ldo ldt lec led lee lei lel leo let lic lid lie lii lil lio lit llc lld lle lli lll llo llt loc lod loe loi lol loo lot ltc ltd lte lti ltl lto ltt o-i oc- occ ocd oci ocl oco oct odc odd ode odi odl odo odt oec oed oee oei oel oeo oet oic oid oie oii oil oio oit olc old ole oli oll olo olt oo- ooc ood ooi ool ooo oot ot- otc otd ote oti otl oto ott tcc tcd tce tci tcl tco tct tdc tdd tde tdi tdl tdo tdt te- tec ted tee tei tel teo tet tic tid tie tii til tio tit tlc tld tle tli tll tlo tlt to- toc tod toe toi tol too tot ttc ttd tte tti ttl tto ttt