sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: How come people on Quora ask questions here, when they can get them on Google and why is Quora just a question/answer site, will it expand?
 sentence 2: Why do so many people ask questions on Quora that can be found in a Google search? sentence 1: What are the most profitable door-to-door sales businesses?
 sentence 2: How do door-to-door salespersons feel when people slam doors without even listening? sentence 1: What is the coolest feature you have seen in a bike?
 sentence 2: What's the coolest feature you've seen in a motorcycle? sentence 1: Beer: Who are the best New England brewers?
 sentence 2: Which is the best brewery in New England?
not same meaning
same meaning
not same meaning
not same meaning
same meaning