1: the user cannot find the result of
because there is no construction related pages within the pages of external links, basically no weight, resulting in the emergence of home page keyword search case.
also found, so are most of the long tail word I search page, URL station, long tail word does not appear but the home page, the search results is not on the website disadvantage? The answer is yes, we can at least know has the following drawbacks:
2: the weight of the inside pages of low