Antonio Rudiger complained of racist abuse during December's match at Tottenham and the German fears fans will continue to avoid justice.
Chelsea's 2-2 draw at Leicester City was no high-scoring flash in the pan - the Opta data lists 49 goals in the Blues' 13 away games.
Mohamed Salah scored twice as runaway leaders Liverpool cruised past Southampton, while Everton came back from 2-0 down to beat Watford.
Leicester City remain eight points clear of Chelsea in the table after the two teams fought out an entertaining draw on Saturday.
Antonio Rudiger said he was racially abused during Chelsea's win at Tottenham, but the police found no evidence to support the allegation.
After Antonio Rudiger was allegedly abused at Tottenham, Willian wants governing bodies to do more to combat the issue of racism.
A supporter who threw a cup onto the pitch during Sunday's Premier League game with Chelsea has been banned by Tottenham.
Chelsea boss Frank Lampard has defended the conduct of Antonio Rudiger during the 2-0 weekend win at Tottenham.
Jose Mourinho criticised technology after Son Heung-min's dismissal on Sunday.
The Premier League wants "appropriate action" to be taken against anyone found guilty of racist abuse in Tottenham's game with Chelsea.