4.4.3.1. Video: Reducing Unstressed Syllables | English Pronunciation - YouTube - https://www.youtube.com/watch?v=3k7jN4kX4U

4.4.3.2. Video: How to Reduce Unstressed Syllables - YouTube - https://www.youtube.com/watch?v=0z1gT2g3w5s

4.4.3.3. Article: Reducing Unstressed Syllables - Pronunciation Studio - https://pronunciationstudio.com/unstressed