Eugene Kubesh

const termParts = term.trim().toLowerCase().split(/\s+/);

if (termParts.every(n => data[i][0].toLowerCase().includes(n))) {

$('#form').submit(function(e){
  e.preventDefault();
  $.ajax({
    type: "POST",
    url : "mail.php",
    data: $(this).serialize()
  }).done(function(){
    alert('success');
  })
});