sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: What are the secrets of life?
 sentence 2: What are the secrets of success in life? sentence 1: Who will win the US election in 2016?
 sentence 2: Between Trump and Clinton who will win US presidential election? sentence 1: What are the differences and similarities between nazism and fascism?
 sentence 2: What is the technical difference between Nazism and Fascism? sentence 1: What is difference between impact factor and load factor?
 sentence 2: What is load factor?
not same meaning
not same meaning
same meaning
not same meaning
not same meaning