1: "The Big Bang Theory Returns with New Spinoff Series"

2: "Fans Still Debate Big Bang Theory Relationships"

3: "Leonard and Penny's On-Again-Off-Again Romance"

4: "Sheldon and Amy's Unconventional Love Story"

5: "Howard and Bernadette's Surprising Connection"

6: "Raj and Emily's Short-Lived Relationship"

7: "Big Bang Theory Couples That Stole Fans' Hearts"

8: "Controversial Relationships That Divided Fans"

9: "The Legacy of The Big Bang Theory Lives On"