sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: How do I improve my life?
 sentence 2: What is the best way to improve your life? sentence 1: How do you post a question on Quora?
 sentence 2: How do I post here? sentence 1: How do I unlock my motog4?
 sentence 2: What is urban loneliness? sentence 1: Is there any device to remove pubic hairs?
 sentence 2: Is it good to remove pubic hairs? sentence 1: What is the best engineering college farewell speech ever given?
 sentence 2: What are the happiest moments in an engineer's life?
not same meaning
same meaning
same meaning
not same meaning
not same meaning
not same meaning