sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: Can I be a geneticist with a minor in biology and major in computer science?
 sentence 2: What does a BS in biology and a minor in computer science lead to? sentence 1: How does it feel when nobody answers your question on Quora?
 sentence 2: How do you feel when your question is unanswered on Quora? sentence 1: What is tapioca pudding made of?
 sentence 2: How is tapioca pudding made? sentence 1: How Chetan Bhagat's books are so cheap?
 sentence 2: How do I use Chetan Bhagat's books?
not same meaning
not same meaning
same meaning
not same meaning
not same meaning