Do R U' R U R U R U' R' U' R2 Then check – may need once more.
(horizontal): F R U R' U' F'
Look at top face – you have one of 3 cases: guide to solve rubik 39-s cube pdf
THE SIMPLEST WAY TO SOLVE THE RUBIK'S CUBE A Beginner's Method – Layer by Layer Do R U' R U R U R