array1                array2
 the_for_below        and_press 
this_job               online_Please     #note that we have space at begining of online_Please.
complete              the_form_below     #note that we have space at the end of the_form_below.
 and_press            submit_will_only   #note that we have space at begining of and_press.

##</code><code>##

array1[0]=array2[2] i.e. the_for_below = complete
array1[3]=array2[0] i.e. the_for_below = and_press

##</code><code>##

for ($k=0;$k<$i;$k++)      #where $i is the length of array.
{
 for($l=0;$l<$i;$l++){
if(chomp($array1[$k]) eq chomp($array2[l]))
{
print"\n$array1[$k],$array2[$l]";
}
}

##</code><code>##

the_for_below        and_press 
the_for_below        online_Please     
the_for_below        the_form_below  
the_for_below        submit_will_only
this_job             and_press 
this_job             online_Please     
this_job             the_form_below  
this_job             submit_will_only
... and so on..