All the websites, YouTube channels and forums which I have bookmarked!
Check all of them and you will find something useful for sure. 
https://www.youtube.com/user/MinooAngloLink/videos
https://www.youtube.com/user/learnenglish232/videos
https://www.youtube.com/user/pronunciationpro/videos
http://www.eslpod.com/website/index_new.html
http://forum.wordreference.com/forumdisplay.php?f=6
http://www.usingenglish.com/forum/
http://english.stackexchange.com/
https://www.englishforums.com/English/
http://www.thefreedictionary.com/
http://www.ecenglish.com/learnenglish/
http://www.world-english.org/
http://www.fluentu.com/english/blog/
http://www.fluentu.com/english/blog/learn-english-movies-film-esl/
http://www.fluentu.com/english/blog/blogs-for-learning-english/
http://saundz.com/10-best-blogs-on-learning-english-pronunciation/
http://english-tonight.com/learnenglishquickly/
http://sentence.yourdictionary.com/
http://forum.thefreedictionary.com/
http://www.wordhippo.com/
http://www.englishpage.net/forum.php
American English
http://www.5minuteenglish.com/learn-american-english.htm
http://www.learnamericanenglishonline.com/Blue Level/Blue Level.html
http://www.learnamericanenglishonline.com/
https://www.youtube.com/watch?v=hsUp9FV_wwo
http://www.pronunciationpro.com/youtube-free-trial/
http://www.speakingyourbest.com/freevideolessons.html
http://www.americanaccent.com/
http://www.wikihow.com/Speak-American-English
http://www.omniglot.com/language/articles/accenttraining.htm
Check all of them and you will find something useful for sure. 
https://www.youtube.com/user/MinooAngloLink/videos
https://www.youtube.com/user/learnenglish232/videos
https://www.youtube.com/user/pronunciationpro/videos
http://www.eslpod.com/website/index_new.html
http://forum.wordreference.com/forumdisplay.php?f=6
http://www.usingenglish.com/forum/
http://english.stackexchange.com/
https://www.englishforums.com/English/
http://www.thefreedictionary.com/
http://www.ecenglish.com/learnenglish/
http://www.world-english.org/
http://www.fluentu.com/english/blog/
http://www.fluentu.com/english/blog/learn-english-movies-film-esl/
http://www.fluentu.com/english/blog/blogs-for-learning-english/
http://saundz.com/10-best-blogs-on-learning-english-pronunciation/
http://english-tonight.com/learnenglishquickly/
http://sentence.yourdictionary.com/
http://forum.thefreedictionary.com/
http://www.wordhippo.com/
http://www.englishpage.net/forum.php
American English
http://www.5minuteenglish.com/learn-american-english.htm
http://www.learnamericanenglishonline.com/Blue Level/Blue Level.html
http://www.learnamericanenglishonline.com/
https://www.youtube.com/watch?v=hsUp9FV_wwo
http://www.pronunciationpro.com/youtube-free-trial/
http://www.speakingyourbest.com/freevideolessons.html
http://www.americanaccent.com/
http://www.wikihow.com/Speak-American-English
http://www.omniglot.com/language/articles/accenttraining.htm
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