Did you notice some strange autocomplete-results? Keep in mind that Google gets those suggestions by other searches. They don't employ someone who tries to guess what you mean. So many others have searched for the term which is suggested.
Here are some I've tested: Some nations:Wikipedia. They have an article about Obesity in the United States. I thought obesity would be a serious problem in Germany, too. According to Wikipedia, Germany is only on rank 43 of the fattest nations. You can even find an article called "Epidemiology of obesity". How I Met Your Mother. Apache is one of the most common webservers. Skynet.