Different result from web browser [closed]

I have a question if you make me any advice , whenever I try a web site via web browser ( I can't write the name here) ....&list=3 , I see the 3rd page of list normally however I got same list even if I try for different pages , only one and same list when I use php python js, I use headers but no success, what is solution can you help me please ? I use beautiful soup and detailed user agent