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 are roll numbers assigned in IIT Madras?
 sentence 2: On what basis roll numbers are allotted in IIT Madras? sentence 1: Who should join the Quora?
 sentence 2: Who joins Quora?
same meaning
same meaning
same meaning