 Complete the following phrase:  He spent two seasons at the Stade Vélodrome before joining Portuguese side Porto in the summer of 2015 for 20 million. After seven months at Porto, Imbula joined English club Stoke City for a club record 18.3 million. Despite making a promising start at Stoke, he had a poor 201617 season and was sent on loan to Ligue 1 side Toulouse in 201718, La Liga side Rayo Vallecano in 201819 and Serie A side Lecce in 