What Barcelona want, they don’t always get. It is, after all, only two months since Joan Laporta – the president of the reigning La Liga champions – confirmed Barcelona’s intention to lure Swedish starlet Lucas Bergvall to the Camp Nou. Come the summer, however, Bergvall will be a Tottenham Hotspur player. And there is a very real chance that history could repeat itself, another player the Blaugrana admire potentially on his way elsewhere. While Laporta was a little more guarded this time when quizzed about the prospect of Everton midfielder Amadou Onana moving to Catalonia, Barca’s well-docum…