skillset vs skill set

Some examples from the web:

• Petra's extra degree in electrical engineering means your skillset as an electrician won't be much missed.
• And if you're a benchwarmer, you might be a virgin or somebody who for whatever reason isn't in the game, maybe because of your age or because of your ability or because of your skillset.
• - Skillet? - Over there.
• You know, like a cast-iron skillet or Kevin Bacon.
• They talk while I sit quietly and imaging their lightly salted faces frying in a skillet.
• Skillet, pies, pastries, cakes.
• I need a skillet for the Franklin.
• At Cappy's Clam Shacks we use iron skillets to turn frozen shrimp into gold.
• Orlando can't get enough utility-grade skirt steak delivered in a sizzling skillet.
• Just her, like, whacking away with the skillet.
• This crazy iron skillet's turned your head.
• I got a skillet and it's good.
• But I'm not crazy about the skillet.
• I'm really sorry about your girlfriend, home skillet.
• You can't even use a skillet!
• We'll be able to turn any common household object, such as an iron skillet, say, into solid gold.
• So don't get it twisted, home skillet.
• who the heck scratched my brand new calphalon skillet?
• Well, a lot of the taste comes from this old skillet.
• I say when we're done with this, we go over there and fry him up in a skillet.

Some examples from the web:

• So you want to augment the team's skill set.
• That's not part of my skill set.
• Bit more suited to your skill set.
• He doesn't have the skill set to survive in the wild.
• She's got the skill set of a trained agent.
• People tend to feel nervous around our skill set.
• It's an entirely different skill set.
• Bit more suited to your skill set.
• Your amazing skill set is worthy of a superhero.
• Arranging a murder is well within his skill set.
• I like to keep my skill set fresh.
• It's not a skill set.
• Effective interview techniques should be part of every agent's skill set.
• I'm sure we'll find something to match your skill set.
• That's because nobody ever utilizes my skill set.
• That requires a skill set he doesn't possess.
• But some of you have taken your skill set to a whole new level...
• Guess you're lucky to have a new skill set you can use.
• Mr. Bartowski, using his unique skill set, must infiltrate the hospital to confirm Ahmad's identity.
• I wish I could help Molly with her writing, but it's beyond my skill set.