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: Why isn't the US dollar even stronger?
 sentence 2: Why is the US dollar stronger than the other currencies? sentence 1: Can a document (xls, pdf, jpg) be stored in a Relational Database as a table, if yes how?
 sentence 2: Are all NoSQL databases based on a distributed hash table? If yes, then how do they handle range queries? sentence 1: With whom do you like to live with you forever?
 sentence 2: Would you like to live forever?
same meaning
not same meaning
not same meaning
not same meaning