Sentence examples for really good friend from inspiring English sources

The phrase 'really good friend' is correct and commonly used in written English.
It can be used to describe a close and trustworthy relationship between two people. Examples: 1. "I am lucky to have a really good friend like Sarah who always supports and uplifts me." 2. "Despite not seeing each other often, Emily and I have remained really good friends for over a decade." 3. "John and I have been really good friends since our college days and we have gone through so much together." 4. "My best friend is not just a friend, but a really good friend who understands me like no one else." 5. "Thank you for being such a really good friend to me, I don't know what I would do without you."