# Redirect dari sample.php?asu=hondatoto menjadi /hondatoto/
RewriteCond %{THE_REQUEST} \s/sample\.php\?asu=([a-zA-Z0-9_-]+)\s [NC]
RewriteRule ^sample\.php$ /%1/ [R=301,L]

# Mengarahkan /hondatoto/ ke sample.php?asu=hondatoto
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^([^/]+)/?$ /sample.php?asu=$1 [L]