Highly recommend WhoSampled to help you track down samples where possible:

1. https://www.whosampled.com/Washed-Out/Feel-It-All-Around/ 2. https://www.whosampled.com/Macintosh-Plus/%E3%83%AA%E3%82%B5... 3. https://www.whosampled.com/song-tag/Vaporwave/