with plenty words vs with a plenty words

Some examples from the web:

• Plenty of words from this president but very few details.
• And he used plenty of words, in case you're wondering.
• Only a strengthening of the institutions can make a policy progress from words to deeds; so far there have been plenty of words but certainly very few deeds.
• No, man, your word is plenty good.
• The word "plenty" has been redefined to mean "two."
• T minus 60 minutes to go over your math homework and your spelling words... I cannot decide which one I want to do first... and I will have you at school with plenty of time to spare.
• She comes with plenty of experience, from assisting at St Gideon's Home.
• Them with plenty and always the paying kind.
• I'm offering good jobs with plenty of prospects.
• We'll be back with plenty of times.
• And let's stop pretending like I wasn't born with plenty.
• Look, you played with plenty of toys.
• Swallow the tablets with plenty of fluid.
• S28 After contact with skin, wash immediately with plenty of...
• Always swallow the capsules or tablets whole with plenty of water.
• Be sure to get yourself something with plenty of stopping power.
• Karmic synergy will provide us with plenty of pledges.
• Rikers. With plenty of latin kings.
• With plenty of access to a phone.
• It would have provided them with plenty of money.

Some examples from the web:

• Plenty of words from this president but very few details.
• And he used plenty of words, in case you're wondering.
• Only a strengthening of the institutions can make a policy progress from words to deeds; so far there have been plenty of words but certainly very few deeds.
• No, man, your word is plenty good.
• It was a ship with a plenty of men.
• The word "plenty" has been redefined to mean "two."
• Getting on board over there... with the entire sea with a plenty of waves.
• A plenty of people think he's got a comeuppance coming.
• We got a plenty of other reasons for the hypotension.
• You usually drink a plenty of water after the match.
• Well, there's a plenty of people.
• There will be a plenty of them, a plenty...
• She says there's a plenty of work for a plain cook these days.
• We got a plenty of other reasons for the hypotension.
• We have a plenty of time.
• But you have a plenty to do at home.
• I don't know what proof you have to say that but... I have a plenty of proof.
• Take... There is a plenty for all...
• But you have a plenty to do at home.
• "At least the kids will get a-plenty of good home cooking."