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 other systems interact with the endocrine system?
 sentence 2: How is the endocrine system's interaction with other systems? sentence 1: What should I look for if I am interested in setting up a new business in Australia and whom should I connect with?
 sentence 2: What should I look for if I am interested in setting up a new business in China and whom should I connect with?
same meaning
same meaning
not same meaning