if you want is not necessarily to learn greek (for me is easyer than english
You can read the Majority Text here:
http://www.majoritytext.com/
this is a very good translation directly from the Original greek Text to English.
for example looke this passage:
Μ.Τ 11 And I am no longer in the world, yet these are in the world, and I am coming to You. Holy Father, keep them in Your name which You have given to Me, that they may be one just as We are
KJV
11 And now I am no more in the world, but these are in the world, and I come to thee. Holy Father, keep through thine own name those whom thou hast given me, that they may be one, as we
Do you see the different "those whom" and "your name wich "?