Whereas somewhere in the coding there has been a very deliberate attempt to upset, throw, disorientate or enrage people who are searching for certain terms. It appears that Google wants to offer the service it prides itself as providing for some people, but not for anyone who might be searching for heteronormative or Caucasian couples; these people would obviously already be a problem and must be refused and frustrated in their attempts to access the type of material they are after.