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: What is it like to work at Vanguard Group?
 sentence 2: What does the Vanguard Group do, and who are their most important clients? sentence 1: Why is every single question I ask on Quora suddenly being tagged as "needing improvement"?
 sentence 2: Why does Quora keep marking my questions as "needing improvement"?
same meaning
not same meaning
same meaning