What are good sad songs about love for a dance solo?

Here are a few suggestions for sad love songs that could work well for a dance solo:

1. "All I Want" by Kodaline

2. "Stay" by Rihanna ft. Mikky Ekko

3. "Hurt" by Christina Aguilera

4. "I Will Always Love You" by Whitney Houston

5. "Someone Like You" by Adele

6. "The Scientist" by Coldplay

7. "Jar of Hearts" by Christina Perri

8. "Fix You" by Coldplay

9. "Liability" by Lorde

10. "Hello" by Adele