Hello ynohtnnaaa,
We understand you are receiving an alert that certain songs are not currently available in your country or region. You’re in the right place, we’d be glad to assist in seeking a solution.
First, make sure you have restarted your iPhone, and try the songs again.
Then you will want to follow the steps here to update: Update your iPhone, iPad, or iPod touch
Next, try playing the songs on a different Wi-Fi network or over cellular data.
If you still have issues after those steps, reach out here for further assistance: Get Support
Take care.