have to do with (something)
To be related to something. I overheard you girls on the phone and couldn't help but wonder what prom dresses have to do with the science project you were supposedly talking about. Ralph is on the line. He said it has to do with the new account.
have something to do with something
and not have anything to do with somethinghave nothing to do with something; to be associated with or related to something. Does your dislike for Sally have something to do with the way she insulted you? My illness has something to do with my lungs.
have to do with something
to be associated with or related to something. Sally's unhappiness has to do with the way you insulted her. My illness has to do with my stomach.
have to do with
Be concerned or associated with; deal with. For example, This book has to do with the divisions within the church. [1100s] For the antonym, see have nothing to do with.
be/have to do with somebody/something
be connected or concerned with somebody/something: ‘What do you want to see me about?’ ‘It’s to do with the letter you sent.’I’m not sure what he does for a living but I know it’s something to do with computers. have to do with
To be concerned or associated with.