Which image i can use my website what is copyright violation 2016 ?

Ya here is the big problem using images in our blog\website, we know that copyright violation disable the ad-sense account.
Here i will tell you the solution for this problem, so we can use images  freely in our website/blog.

Open google images search.
search any celebrity example : Here i searched for Leonardo DiCaprio
here is the results

Now changed the settings of google search engine check it out the settings.
right side click on settings who will find five options select advanced search options it will redirect to another page.

Now check the options select free to use share or modify even commercially
check the screen shot select that and click on advanced search check the results.

Here is the new search results of  Leonardo DiCaprio Now , you can use freely in your website with out copyright violation.

Still you want another image which are not found in search than you have buy from getty images or another sources.