For example, if the text currently in {HEAD ~ the Search Box} 101 is “pizz” and {TAIL ~ the user} enters the character “a”, the text in the Search Box 101 will become “pizza”, which is a valid word 
For example , if the text currently in { HEAD ~ the Search Box } 101 is “ pizz ” and { TAIL ~ the user } enters the character “ a ” , the text in the Search Box 101 will become “ pizza ” , which is a valid word
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH