have right vs have a right

Some examples from the web:

• She must have right of reply.
• He went on to say that in a democratic country, people should have right to organise protests, even against governments and authorities.
• And I believe that I have right to a little affection...
• And I believe that I have right to a little affection when your mother is slept in the armchair, ebria.
• UN peacekeepers must be better trained, and under Chapter VII of the UN Charter, they could have right of enforcement powers for conflict resolution.
• The victim's one I have right to kill.
• What you have right here is slackness.
• President Hassan agreed the inspectors would have right of passage over our entire country.
• I have right here his information.
• I have right on my side.
• We will have right on our side.
• The one we were to have right after the honeymoon.
• Played out the conversation that you and I would have right here.
• They are being hidden in a spot that I have right here on this map.
• And this beautiful young lady we have right here... this is Jenna McCarty.
• It's what I have right here.
• You know I have right of first refusal on the house.
• So all we needed was a permit, which I have right here.
• I'll send you everything we have right away.
• So what we have right here is the cover of every single Sports Illustrated ever produced.

Some examples from the web:

• Parents have a right to communicate with their kids' teachers.
• Consumers have a right to clear and unequivocal labelling.
• I have a right to see a lawyer.
• I have a right to arrest you for obstruction.
• Asylum seekers have a right to data protection.
• But people have a right to their secrets.
• I have a right to protect myself.
• I have a right to be concerned, Nina.
• I have a right to sing, just like anybody else.
• I have a right to protect my sources.
• I have a right to hear what he says.
• I have a right to speak up against things that I believe are wrong.
• Which means I have a right, even a duty to resist.
• I have a right to be down.
• I have a right to be here.
• Besides, I have a right to spoil my grandbabies.
• I have a right to protect myself.
• These people have a right to their granddaughter.
• - I have a right to try.
• I have a right to interview potential witnesses.