The devices on the wafer are then separated and {HEAD ~ any debris} created during {TAIL ~ the separation process} is washed off of the devices and the fixture 
The devices on the wafer are then separated and { HEAD ~ any debris } created during { TAIL ~ the separation process } is washed off of the devices and the fixture
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH