The Chile global netted just two Premier League goals following his move from Arsenal in the January transfer window.
Speaking to talkSPORT, Robertson said: "The amount of goals he scores is incredible, but the amount of chances he has..."
"He trusted me a lot and we have a very good relationship". If they win one (or a throw, or corner) the entire team is able to comfortably shift forward without having to transition from their defensive shape in open play.
Ronaldo, 33, sparked speculation about his future by speaking in the past tense when discussing his time as a Madrid player after last month's Champions League final victory over Liverpool in Kiev. But Coutinho firmly believes that they will play well in Russian Federation.
"For me, Salah and Neymar have serious chances to do that".
'It depends on how the tournament goes, of course, but they have the talent to do it.
Earlier reports suggested that Paris Saint-Germain (PSG) FC wanted to pay 150 million euros to sign the Real Madrid superstar and pay him 45 million euros as a net salary.
"Hopefully he can do himself justice". Obviously he rushed off to get a scan and he was devastated after the final, and I think a part of him was probably anxious about the World Cup.
"He might not be able to make the first games, but hopefully he can play a big part".