-ol ddd ddf ddl ddm ddo ddr dfd dff dfl dfm dfo dfr dl- dld dlf dll dlm dlo dlr dmd dmf dml dmm dmo dmr dod dof dol dom doo dor drd drl drm dro drr fdd fdf fdl fdm fdo fdr ffd fff ffl ffm ffo ffr fld flf fll flm flo flr fmd fmf fml fmm fmo fmr fof fol fom foo for frd frf frl frm fro frr ldd ldf ldl ldm ldo ldr lfd lff lfl lfm lfo lfr lld llf lll llm llo llr lmd lmf lml lmm lmo lmr lod lof lol lom loo lor lrd lrf lrm lro lrr m-f m-o m-r mdd mdf mdl mdm mdo mdr mfd mff mfl mfm mfo mfr mld mlf mll mlm mlo mlr mmd mmf mml mmm mmo mmr mod mof mol mom moo mor mrd mrf mrl mrm mro mrr odd odf odl odm odo odr of- ofd off ofl ofm ofo ofr old olf oll olm olo om- omd omf oml omm omo omr oo- ood oof ool oom ooo oor or- ord orf orl orm oro orr rdd rdf rdl rdm rdo rdr rfd rff rfl rfm rfo rfr rld rlf rll rlm rlo rlr rmd rmf rml rmm rmo rmr rod rof rol rom roo ror rrd rrf rrl rrm rrr