Şunu kullanan çok var mesela

<title>
<?php wp_title(''); ?>
<?php if(wp_title(' ', false)) { echo ' | '; } ?>
<?php bloginfo('name'); ?>
</title>

ama ben altta verdigimi tavsiye ederim

<title>

    <?php if (is_tag()) { ?>

    <?php echo 'Tags: '; ?>

    <?php single_tag_title(); ?>

    <?php echo '  '; ?>

    <?php bloginfo('name'); ?>

    <?php } else if (is_single()) { ?>

    <?php wp_title(); ?>

    <?php echo ' &raquo&raquo&raquo; '; ?>

    <?php echo 'Tags: '; ?>

    <?php  the_post(); rewind_posts();  ?>

    <?php echo strip_tags(get_the_tag_list('',', ','')); ?>

    <?php echo ' on '; ?>

    <?php bloginfo('name'); ?>

    <?php } else { ?>

    <?php wp_title(''); ?>

    <?php if(wp_title('', false)) { echo '  '; } ?>

    <?php bloginfo('name'); }?>

 </title

Görünümü ; » Job Application: Spanish Teacher »»» Tags: application, course, in, job, language, london, spanish, teacher, uk on Siteismi.Net

Yok Sadece Tagları Keylere Koymak İstiyorum Diyorsan.

<META NAME="Keywords" CONTENT="<?php wp_title(); ?>istedigini,yazabilirsin,vürgül,ile,ayırman,yeterli">
<META NAME="Description" CONTENT="<?php wp_title(); ?> Kişisel Sitesi">