Newcastle United’s struggle in the summer transfer window was well documented. The Magpies failed in their attempts to sign Crystal Palace’s Marc Guehi and had to sell promising duo Yankuba Minteh and Elliot Anderson. Now, it’s also just emerged that they missed out on two players who have just been announced as Barcelona’s new signings. READ MORE: Newcastle have a ‘mini Haaland’ in their academy who could genuinely play for England one dayNewcastle were trying to sign David Oduro and Abdul Aziz IssahAccording to Spanish outlet Mundo Deportivo, Newcastle United were trying to sign Ghanaian tee…