User-agent: * 
Disallow: /wp-login.php
Disallow: /*.php$
Disallow: /*.inc$
Disallow: /*.gz
Disallow: /*.cgi

Disallow: /*?add-to-cart=
Disallow: /*?product_orderby=
Disallow: /*?product_count=
Disallow: /*?product_order=