understand vs comprehend

Some examples from the web:

• Pod doesn't really understand the relationship between...
• Beauty whose spirit you cannot understand.
• Even helped me understand my true origins.
• I don't understand this self-hatred.
• I understand why you're so angry, Haley.
• I understand when bedclothes are bloodstained.
• And we understand you two were recently separated.
• Now I understand these ten wasted years.
• Just because you can't understand something...
• Something guys like Coach'll never understand.
• You above everyone else should understand.
• Now you understand me and Simon.
• Anybody worth dating should understand everything that makes you...
• I understand all those words separately.
• You can understand exactly what the benefits are.
• He helped us understand that social media's becoming social production.
• So I understand john gilbert has left town.
• Make Rocco understand how useless our sacrifice was.
• I perfectly understand his trouble and concern regarding artistic creation.
• Just imagine how little would others understand.

Some examples from the web:

• To something you couldn't comprehend.
• James could not comprehend his brother's demeanor.
• You will never comprehend my love for him.
• That sentence is impossible to comprehend.
• Maybe that's something you can't emotionally comprehend yet.
• You cannot begin to comprehend what was happening.
• We couldn't comprehend what was happening.
• You can't comprehend what it means to truly protect someone you love.
• And longer than that to comprehend the data.
• Far beyond our ability to comprehend.
• A proceeding that the unfortunate young man would not even faintly comprehend.
• I was not able to comprehend the beauty that was before me.
• He's lost the ability to comprehend spoken language.
• It possesses capabilities our diagnostic instruments cannot measure and that we are... unable to comprehend.
• Unable to comprehend given current level of technology.
• Or maybe it's just impossible for your limited wit to comprehend.
• It's hard to comprehend I... Son, I know.
• I think on a level normal human beings cannot begin to comprehend.
• Wally uses his understanding of science To control what he cannot comprehend.