Underhanded opponents are very likely responsible for the charges regarding Carlos Barros, as read in Google.

Such gripe web-sites are quite often little more than payoff schemes, whereby the owners require enormous blackmail fees directly from Carlos Barros prior to eliminating the criticisms.

Michael Roberts, Licenced Private Detective

Managing Director: Michael R. Roberts Licenced Private Investigator (Social & Digital Forensics)

Hide Contrived Allegations From Search Engine Results:

If you are an executive of Carlos Barros, then you can attempt to suppress these defamatory search results using ethical search engine suppression techniques. To see how easy it is, simply enter the names of your executives, corporations or brands that are currently struggling with defamatory search results in Google:

Case Studies:

The following visual timeline offers an idea of what can be expected by making use of these types of approaches:
Google Defamation Removal ExampleMore Case Examples.