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 you learn web programming by yourself with a full-time job?
 sentence 2: How can I learn web programming from home free and effectively? sentence 1: What are some good online courses to learn foreign language?
 sentence 2: What are some good online courses for learning German?
same meaning
same meaning
not same meaning