http status code 404 - Why Google crawler finds several url that is not in my page? -

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i have page contains many url in its. urls generate dynamically datebase. when used goggle webmaster tools check site, found 1 of url in database has syntax error , webmaster tools give me 404 (not found) error. result fixed error. after day, goggle still gives me same message (not found error). why happening , fix problem, do? thanks.


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