sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: How I want to spy other people's WeChat password without that person knowing about it?
 sentence 2: What do you do to spy on WeChat without rooting? sentence 1: Can Pakistan be declared a terrorist nation? How will it benefit India?
 sentence 2: What will happen if Pakistan will be declare as a terrorist state? sentence 1: What are some of the greatest acting performances to not win an Oscar? Why?
 sentence 2: What was the greatest performance by an actor that didn't win an Oscar?
not same meaning
same meaning
same meaning
same meaning