SOFTCOAL

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act aft als alt cat col coo cos cot fas fat lac las lat loo lot oaf oat oca oft oot sac sal sat sol sot tao tas too

acts also alto alts calf calo cast cats clot coal coat coft cola cols colt coof cool coos coot cost cots fact fast fats flat floc foal fool foot lacs last lats loaf loca loco loft loof loos loot lost lota lots oafs oast oats ocas oots salt scat scot slat slot soca sofa soft sola solo soot stoa taco talc taos tola tool