he laugh at me vs he laugh on me

Some examples from the web:

• He'd tell his friends I was a weasel, too, and then he'd laugh at me.
• He used to laugh at me and then give me kiss on the cheek.
• He let 'em laugh at me.
• I'll tell him about my promise, and he'll laugh at me, and then I can laugh at myself and forget the whole thing.
• Like Britta swore that she didn't like Jeff and then gave him a copy of my poem so he could laugh at me with that Sherri Shepherd Lady?
• (scoffs) He'd probably just laugh at me. Probably.
• He laughs at you because you're from Tennessee.
• He cracks me up all the time, and he laughs at my jokes, too.
• How dare he laugh at you.
• I make the jokes, and he laughs at them.
• People laugh at me for that.
• I mean, he loves my stories, he laughs at my jokes.
• She used to laugh at everything I had to say... but now I can't even remember what her laugh sounds like.
• But as the poet says: only a fool laughs when there's nothing to laugh at.
• Laugh. Laugh at the emptiness of my pain.
• Crom laughs at your four winds, laughs from his mountain.
• "He laughs less" was one particularly poignant observation.
• HE LAUGHS You certainly didn't get that prudery from Duncan.
• I felt pain for the world's injustice (he laughs).
• Look how she touches his arm when he laughs.

Some examples from the web:

• "He laughs less" was one particularly poignant observation.
• HE LAUGHS You certainly didn't get that prudery from Duncan.
• I felt pain for the world's injustice (he laughs).
• Look how she touches his arm when he laughs.
• And he laughs in my face and says boohoo.
• He laughs more and at night, focuses only on state affairs.
• HE LAUGHS If that makes sense.
• HE LAUGHS 300 kilometres an hour.
• He laughs at you because you're from Tennessee.
• He laughs outdoors, with other women.
• I guess people don't want to laugh on Saturday.
• Base the laugh on the song Barbie Girl by Aqua.
• HE LAUGHS You don't want to run out on the journey.
• He's got a white beard, twinkly eyes and a great big fat belly that jiggles when he laughs like a bowl full of jelly.
• When he sees me, he laughs.
• He laughs and jokes, but we understand who suffered in the past.
• HE LAUGHS You might need to put in some practice.
• HE LAUGHS Like a hunger striker, yes, that certainly appeals to me.
• He cracks me up all the time, and he laughs at my jokes, too.
• He laughs, shakes his head and says