As of now Google have take (not provided) in the keyword reports on Google Analytics to the ultimate level. What that means is that from now onwards you will get no data on what keywords people used to get to your website on the Google search engine, via the Google Analytics Keywords report.
This is for “privacy” reasons as all searches now take place on encrypted servers. I could go into lots of detail about that – but it’s not going to change the situation, so let’s concentrate on what you can do.