sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: What is the craziest thing parents have said in defense of their children?
 sentence 2: What's the worst thing you've ever said to your parents while arguing? sentence 1: How can I learn to speak English fluently?
 sentence 2: How To speak English Fluently ? sentence 1: How can one speak fluent English in meetings?
 sentence 2: How can I speak fluent English? sentence 1: Remembering foreign words?
 sentence 2: How can I remember foreign words?
not same meaning
not same meaning
same meaning
not same meaning
same meaning