Random question.. If they are looking for transits, doesn't that presuppose the data will find close in planets? I believe that's not the only method, but wou

Random question.. If they are looking for transits, doesn't that presuppose the data will find close in planets? I believe that's not the only method, but wouldn't that push more close planets than distant ones? Would it find transits of things like Neptune or Uranus that take hundreds of years?