What type of love songs? Older or newer ones?
I can recommend oldschools songs:
"Something" by The Beatles
"I Just Called to Say I Love You" by Stevie Wonder
"Stand by Me" by Ben E. King
"What's Going On" by Marvin Gaye
"Just the Way You Are" by Billy Joel
"You Are the Sunshine of My Life" by Stevie Wonder
"My Girl" by The Temptations
"Lovely Day" by Bill Withers
I hope you like them