Sneijder - He was linked to United, along with Robben, when Ronaldo left for Real Madrid and then became part of one of the the longest, more tedious transfer sagas in United's history at his height under SAF. There were even some links when Van Gaal came in. Seems like he was perpetually linked to United, and I loved him as a player, especially in that team that Jose built at Inter and for his performances in the 2010 WC. He deserved more recognition for the Ballon d'or in 2010. Also, the SneijderCafe was legendary and fun, but, in retrospect, he would have ended up being a terrible signing
WIlliam Carvalho and Miguel Veloso - both were linked to United around the late 2000s, especially 2008/2009. I remember watching Veloso and liking that he could play multiple positions. Who knows, maybe SAF would have turned him into a great squad player, but neither turned out