a-a aaa aad aaf aam aao aaw ad- ada add adf adm ado adw af- afa afd aff afm afo afw ama amd amf amm amo amw aoa aod aof aom aoo aow aw- awa awd awf awm awo aww daa dad daf dam dao daw dda ddd ddf ddm ddo ddw dfa dfd dff dfm dfo dfw dma dmd dmf dmm dmo dmw doa dod dof dom doo dow dwa dwf dwm dwo dww faa fad faf fam fao faw fda fdd fdf fdm fdo ffa ffd fff ffm ffo ffw fma fmd fmf fmm fmo foa fof fom foo fow fwa fwd fwf fwm fwo m-f m-o m-w maa mad maf mam mao maw mda mdd mdf mdm mdo mdw mfa mfd mff mfm mfo mfw mma mmd mmf mmm mmo mmw moa mod mof mom moo mow mwa mwd mwf mwm mwo mww oaa oad oaf oam oao oaw oda odd odf odm odo of- ofa ofd off ofm ofo ofw om- oma omd omf omm omo omw oo- ooa ood oof oom ooo oow owa owd owf owm owo oww waa wad waf wam wao waw wda wdf wdm wfa wfd wff wfm wfo wfw wm- wma wmd wmf wmm wmo woa wod wof wom woo wow wwa wwd wwf wwm wwo www