pouring over affection vs pouring over love and affection

Some examples from the web:

• We've spent all week pouring over the notes of every meeting I interpreted for Bart.
• Pouring over the obituaries to find people worthy of joining my White Army.
• You can't keep pouring over those files.
• In working up this cure, I've been pouring over records That reveal the full extent of your program.
• All that blood and hot water was pouring over her... and down onto the white of the bath.
• I thought you just said the pouring over the past is not important?
• We spent the whole weekend in that room pouring over this bill line by line, and nowhere did it say anything about collective bargaining.
• And when we think about the classic image of the scientist in the lab, we have this image - you know, they're pouring over the microscope, and they see something in the tissue sample.
• Did not - We spent the whole weekend in that room pouring over this bill line by line, and nowhere did it say anything about collective bargaining.
• We know what it's like today, children pouring over with their mobile phones on the one hand and then reluctantly going to school to pick up their books with their other hand.
• Come... look... I've been pouring over the photos you brought me:

Some examples from the web:

• Someone completely undeserving or your love and affection.
• Your faith is with us like a presage of love and affection, a haven of prolific happiness together.
• I bring you love and affection from el General.
• Yes, I thought it needed some tender love and affection.
• The courage to show that person love and affection.
• And now that he has their trust, he maintains this connection by bolstering them with love and affection.
• In the conscious state, she will provide love and affection, unconditional positive regard.
• Kevin, please accept this ring as a symbol of my deepest love and affection.
• Who doesn't want love and affection?
• A human heart has only so much room for love and affection.
• With the right care, physical emotional development, and much needed love and affection.
• I believe that society is only worth as much as the love and affection it shows to its smallest members.
• In conclusion, let us never forget that no childcare services, however good they may be, can replace parental love and affection.
• Recognition, pleasure, self-esteem and, in short, love and affection.
• To think of all the love and affection I've wasted on you.
• A mother ought to be the embodiment of love and affection, and her womb should be the safest of places. Unfortunately, however, it can become a grave.
• My parents too have brought me up with equal love and affection... they expect me to live my life with self-esteem, independence and self-reliance.
• And although I know Your Majesty's absence is never without great need still, love and affection compel me to desire your presence.
• I was overwhelmed with love and affection for my wife, with deep, deep gratitude that we had what appeared to be a healthy child.
• As a token of my love and affection.