function build_query($array_data){

  $data = $array_data;

  $q = "";
  $count = 0;

  foreach ($data as $key => $d) {
      $count ++;
      $newVal = explode(' ',$d);
      $stringVal = '';

      if (count($newVal) > 1){
          $stringVal = '';
          $stringValCount = 0;

          foreach ($newVal as $newKey => $item) {
              $stringValCount++;
              $stringVal .= ($stringValCount != count($newVal)) ? $item.'+' : $item;
          }

      }else{

          $stringVal = $newVal[0];

      }

      $q .= ($count != count($data)) ? $key."=".$stringVal.'&' : $key.'='.$stringVal;
    }

    return $q;

}