Thus, {HEAD ~ inadvertent actions} of a computer or other keyboard or keypad controlled device are not prompted by {TAIL ~ the pressing} of keys as the keyboard is cleaned 
are not prompted by
Thus , { HEAD ~ inadvertent actions } of a computer or other keyboard or keypad controlled device are not prompted by { TAIL ~ the pressing } of keys as the keyboard is cleaned
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH