-ol c-- ccc ccd cce ccf ccg ccl ccn cco cdc cdd cde cdf cdg cdl cdn cdo ce- cec ced cee cef ceg cel cen ceo cfc cfd cfe cff cfg cfl cfn cfo cgc cgd cge cgg cgl cgn cgo cl- clc cld cle clf clg cll cln clo cn- cnc cnd cne cnf cng cnl cnn cno co- coc cod coe cof cog col con coo dcc dcd dce dcf dcg dcl dcn dco ddc ddd dde ddf ddg ddl ddn ddo de- dec ded dee def deg del den deo dfc dfd dfe dff dfg dfl dfn dfo dgc dgd dge dgf dgg dgl dgn dl- dlc dld dle dlf dlg dll dlo dnc dnd dne dnf dng dnl dnn dno doc dod doe dof dog dol don doo ec- ecc ecd ece ecf ecg ecl ecn eco ed- edc edd ede edf edg edl edn edo eec eed eee eef eeg eel een eeo ef- efc efd efe eff efg efl efo egc egd ege egf egg egl egn ego elc eld ele elf elg ell eln elo en- enc end ene enf eng enl enn eno eo- eoc eod eoe eof eog eol eon eoo fcc fcd fce fcf fcg fcl fcn fco fdc fdd fde fdf fdg fdl fdn fdo fec fed fee fef feg fel fen feo ffc ffd ffe fff ffg ffl ffn ffo fgc fgd fge fgf fgg fgl fgn flc fld fle flf flg fll fln flo fnc fnd fne fnf fng fnl fnn foc foe fof fog fol fon foo g-d gcc gcd gce gcf gcg gcl gcn gco gdc gdd gde gdf gdl gdn gdo ge- gec ged gee gef geg gel gen geo gfc gfd gfe gff gfl gfo ggc ggd ggg ggn ggo glc gld gle glf glg gll gln glo gnc gnd gne gnf gnl gnn gno goc god goe gof gog gol gon goo lcc lcd lce lcf lcg lcl lcn lco ldc ldd lde ldf ldg ldl ldn ldo lec led lee lef leg lel len leo lfc lfd lfe lff lfg lfl lfn lfo lgc lgd lge lgf lgg lgl lgn lgo llc lld lle llf llg lll lln llo lnc lnd lne lng lnl lnn lno loc lod loe lof log lol lon loo ncc ncd nce ncf ncg ncl ncn nco ndc ndd nde ndf ndg ndl ndn ndo ne- nec ned nee nef neg nel nen neo nfc nfd nfe nff nfl nfn nfo ngc ngd nge ngf ngg ngl ngn ngo nlc nld nle nlf nlg nll nln nlo nnc nne nnf nng nnl nnn nno no- noc nod noe nof nog nol non noo oc- occ ocd ocf ocg ocl ocn oco odc odd ode odf odg odl odn odo oec oed oee oef oeg oel oen oeo of- ofc ofd ofe off ofg ofl ofn ofo ogc ogd oge ogf ogg ogl ogn ogo olc old ole olf olg oll oln olo on- onc ond one onf ong onl onn ono oo- ooc ood oof oog ool oon ooo