-ic -ol c-- ccc ccd ccf ccg cci ccl cco ccs cdc cdd cdf cdg cdi cdl cdo cds cfc cfd cff cfg cfi cfl cfo cfs cgc cgd cgg cgi cgl cgo cgs ci- cic cid cif cig cii cil cio cis cl- clc cld clf clg cli cll clo cls co- coc cod cof cog coi col coo cos csc csd csf csg csi csl cso css dcc dcd dcf dcg dci dcl dco dcs ddc ddd ddf ddg ddi ddl ddo dds dfc dfd dff dfg dfi dfl dfo dfs dgc dgd dgf dgg dgi dgl dgs di- dic did dif dig dii dil dio dis dl- dlc dld dlf dlg dli dll dlo dls doc dod dof dog doi dol doo dos dsc dsd dsf dsg dsi dsl dso dss fcc fcd fcf fcg fci fcl fco fcs fdc fdd fdf fdg fdi fdl fdo fds ffc ffd fff ffg ffi ffl ffo ffs fgc fgd fgf fgg fgi fgl fgs fic fid fif fig fii fil fis flc fld flf flg fli fll flo fls foc fof fog foi fol foo fos fsc fsd fsf fsg fsi fsl fso fss g-d gcc gcd gcf gcg gci gcl gco gcs gdc gdd gdf gdi gdl gdo gds gfc gfd gff gfi gfl gfo gfs ggc ggd ggg ggi ggo ggs gic gid gif gig gii gil gio gis glc gld glf glg gli gll glo gls goc god gof gog goi gol goo gos gsc gsd gsf gsg gsi gsl gso gss i-d i-f icc icd icf icg ici icl ico ics idc idd idf idg idi idl ido ids ifc ifd iff ifg ifi ifl ifo ifs igc igd igf igg igi igl igo igs iic iid iif iii iil iio iis il- ilc ild ilf ilg ili ill ilo ils io- ioc iod iof iog ioi iol ioo ios is- isc isd isf isg isi isl iso iss lcc lcd lcf lcg lci lcl lco lcs ldc ldd ldf ldg ldi ldl ldo lds lfc lfd lff lfg lfi lfl lfo lfs lgc lgd lgf lgg lgi lgl lgo lgs lic lid lif lig lii lil lio lis llc lld llf llg lli lll llo lls loc lod lof log loi lol loo los lsc lsd lsf lsg lsi lsl lso lss o-i oc- occ ocd ocf ocg oci ocl oco ocs odc odd odf odg odi odl odo ods of- ofc ofd off ofg ofi ofl ofo ofs ogc ogd ogf ogg ogi ogl ogo ogs oic oid oif oii oil oio ois olc old olf olg oli oll olo ols oo- ooc ood oof oog ooi ool ooo oos os- osc osd osf osg osi osl oso oss scc scd scf scg sci scl sco scs sdc sdd sdf sdg sdi sdl sdo sds sfc sfd sff sfg sfi sfl sfo sfs sgc sgd sgf sgg sgi sgl sgo sgs sic sid sif sig sii sil sio sis slc sld slf slg sli sll slo sls soc sod sof sog soi sol soo sos ss- ssc ssd ssf ssg ssi ssl sso sss