two people is vs two people are

Some examples from the web:

• The love story of these two people is the real melodrama.
• Maybe any serious communication between two people is useless.
• A relationship of two people is a good thing.
• Any fight between any two people is dangerous.
• MARCUS: Suddenly I realized two people isn't enough.
• Hopefully that talking to yourself like you're two people is a sign of insanity.
• Hopefully that talking to yourself like you're two people is a sign of insanity.
• Besides, a romantic commitment between two people isn't about a wedding cake or even a marriage.
• Two people is best in bed, Woj.

Some examples from the web:

• It's when two people are joined in God.
• Look, two people are dead and I want to know...
• One dog and two people are jumping.
• This is why two people are together, so they can solve things together.
• If two people are really in love, a city like Paris becomes a great medium through which to explore their feelings.
• Whatever's in this, one person's been shot, And at least two people are dead because of it.
• Honey, two people are easier to follow than one.
• Look, two people are dead, and I think that that thing has...
• When two people are destined to come together as we are... there's no use in struggling.
• You've brought a dirty little war into my town and now two people are dead.
• I can tell when two people are meant to be together, like you and Georgie...
• When two people are in love, does it really matter?
• All right, look, two people are dead because of whatever you helped bring in the country.
• THUMBELlNA: I suppose it works best... if two people are about the same size.
• When two people are in love They'd do anything even take nude photos together
• So how would this prove if two people are compatible?
• Just because two people are the same race doesn't mean they belong together.
• It says that if two people are married, they're entitled to any money that either of them has.
• The game that you are playing is dangerous, and now two people are dead because of it.
• He's a blank, she's a blank, those two people are definitely blanks.