Perhaps you should try some spelling variations:
hardware disposal » hardware digital, hardware disks
garbage disposal » sewage disposal, carcass disposal, surface disposal
global garbage » global gauge
local hardware » locate hardware, located hardware, formal hardware

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( global garbage disposal ) OR ( local hardware disposal )).
• Adding a wildcard symbol may retrieve word variants: (( global garbage disposal ) or ( local hardware disposal ))*.