sentence 1: How do I build my profile for top B-schools?
 sentence 2: How do I build my profile for Harvard, Wharton, INSEAD etc.? sentence 1: How do I write the introduction of an essay?
 sentence 2: How do I write an essay? sentence 1: Why does Quora limit freedom of speech so much?
 sentence 2: Why does Quora have no freedom of speech? sentence 1: Which one of the sentences in the details is grammatically correct?
 sentence 2: Is this sentence grammatically correct? sentence 1: Can you see a person's last active time on Facebook if they are not your friend?
 sentence 2: If you use your real identity on sites like Facebook/Quora whilst on Tor can Facebook or anyone else see your activity?
same meaning
not same meaning
same meaning
not same meaning
not same meaning