The document contains examples of different types of tongue twisters in English including:
1) Minimal pairs to practice pronunciation like "Betty Botter" rhyme.
2) Alliteration and rhyming tongue twisters like "She sells sea shells".
3) Tricky stories like "There was a young fisher named Fischer".
4) Hard tongue twisters focused on specific sounds like "f", "p", "r", "v", and "n/m". The examples practice pronunciation of words containing those sounds.