Just ask Alex Chiu. This is what he wrote:
" Google controls 50% of the world's searches. This famous website is so controversial that it has been banned by the most popular search engine in the world 'Google'. That's right. You cannot find alexchiu.com in Google system. Some very important people don't want you to know about Alex Chiu. Alex Chiu is on more than 30 TV interviews, 250 radio interviews, and in business ever since 1996. Yet AlexChiu.com cannot show up on Google? "
Why is that? Very simple, take a look at his site http://alexchiu.com/
At the bottom of the page you will find a text area with over a thousand keywords, some of these keywords are:
System Heart Aorta Arteries Arterioles Capillaries Venules Veins Vena cava Pulmonaryarteries Lungs veins Blood Digestive Mouth Pharynx Esophagus Stomach Pancreas Gallbladder
This list goes on and on.
End result? Banned by Google.