grab vs grasp

Some examples from the web:

• I will grab your clothes and my dignity.
• Then I suggest you grab the briefcase, and let's go.
• You can grab your signs on the way out.
• I can grab my brother's camera while I'm there.
• I mustn't let him grab the best position.
• Now, I suggest that you grab that portrait tonight.
• I want to pull over And grab a paper.
• Let me just grab something from the car real quick.
• Okay, let me just grab my registration.
• Hustle up and grab your gear.
• Kid got his first grab last week.
• Kids, grab your paint guns.
• I saw that one-handed grab against Oklahoma Southern.
• Sometimes we grab a beer after.
• Every team grab your tent stuff.
• Then grab jaimie and bust o'neil.
• Probably go home and grab something.
• Nothing the press can grab onto.
• I'll grab one of those.
• He bolted before security could grab him.

Some examples from the web:

• The data-processing specialist was equally unprepared to grasp user applications.
• We use words like "grasp" metaphorically to also think about understanding things.
• A large metallic handle that you could grasp.
• I do grasp the time-space continuum, yes.
• I know it's difficult to grasp.
• I'm only trying to grasp why.
• A responsible parent who wants their child to grasp reality.
• Transferred intent can be a difficult concept to grasp.
• I don't think they can grasp the idea of an organization without a boss.
• Then you grasp the hold they have maintained over me.
• What most fail to grasp is that the river is circular.
• Happiness is not within my grasp.
• Your position placing you forever beyond my grasp.
• Limited grasp of discussed matters and reduced concentration.
• So defeat is within our grasp.
• My yearning to understand exceeds my grasp.
• The strength... slipping from your grasp.
• But since you seem unable to grasp these principles...
• Today, there's no escaping the grasp Of those stubby little yellow fingers.
• You have a wonderful grasp of engineering principles.