RewriteEngine On

RewriteRule ^comments/(.*)\.html&id=(.*)$ comments.php?translitit=$1&id=$2 [L]
RewriteRule ^comments/(.*)\.html&page=(.*)&id=(.*)&delete=delete$ comments.php?translitit=$1&page=$2&id=$3&delete=delete [L]
RewriteRule ^comments/(.*)\.html&page=(.*)$ comments.php?translitit=$1&page=$2 [L]
RewriteRule ^comments/(.*)\.html$ comments.php?translitit=$1 [L]

RewriteRule ^add_comment/(.*)\.html$ add_comment.php?translitit=$1 [L]
RewriteRule ^complaint/(.*)\.html$ complaint.php?translitit=$1 [L]
RewriteRule ^category/(.*)\.html&page=(.*)$ category.php?translitit=$1&page=$2 [L]
RewriteRule ^category/(.*)\.html$ category.php?translitit=$1 [L]
RewriteRule ^site/(.*)\.html$ site.php?translitit=$1 [L]
RewriteRule ^(.*)\.html $1\.php