// ===== HEADER FIX START =====
$h1 = 8;
$h2 = 6;

$x = $pdf->GetX();
$y = $pdf->GetY();

// SUBJECT rowspan
$pdf->MultiCell(35, $h1 + $h2, 'SUBJECTS', 1, 'C', false, 0);

// headers
$pdf->MultiCell(40, $h1, 'FIRST TERM', 1, 'C', false, 0);
$pdf->MultiCell(40, $h1, 'TRT EXAM', 1, 'C', false, 0);
$pdf->MultiCell(40, $h1, 'SECOND TERM', 1, 'C', false, 0);
$pdf->MultiCell(40, $h1, 'ANNUAL EXAM', 1, 'C', false, 1);

// FM row
$pdf->SetX($x + 35);
foreach(range(1,4) as $i){
    foreach(['FM','PM','HM','MO'] as $c){
        $pdf->MultiCell(10, $h2, $c, 1, 'C', false, 0);
    }
}
$pdf->Ln();
// ===== HEADER FIX END =====

<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://thealameenmissionacademy.org/wp-sitemap-index.xsl" ?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>https://thealameenmissionacademy.org/wp-sitemap-posts-post-1.xml</loc></sitemap><sitemap><loc>https://thealameenmissionacademy.org/wp-sitemap-posts-page-1.xml</loc></sitemap><sitemap><loc>https://thealameenmissionacademy.org/wp-sitemap-posts-tp_event-1.xml</loc></sitemap><sitemap><loc>https://thealameenmissionacademy.org/wp-sitemap-posts-lp_course-1.xml</loc></sitemap><sitemap><loc>https://thealameenmissionacademy.org/wp-sitemap-posts-thim_elementor_kit-1.xml</loc></sitemap><sitemap><loc>https://thealameenmissionacademy.org/wp-sitemap-taxonomies-category-1.xml</loc></sitemap><sitemap><loc>https://thealameenmissionacademy.org/wp-sitemap-taxonomies-course_category-1.xml</loc></sitemap><sitemap><loc>https://thealameenmissionacademy.org/wp-sitemap-taxonomies-course_tag-1.xml</loc></sitemap><sitemap><loc>https://thealameenmissionacademy.org/wp-sitemap-users-1.xml</loc></sitemap></sitemapindex>