I think this approach covers all words with three options, avoids changing proper nouns, and follows the user's instructions. I should make sure not to miss any words. Also, watch for contractions like "I’ll" which should be converted to "I’ll|I will|I shall" etc. Similarly, punctuation and special characters like ’ need to be retained in the spintax. The user's original text has some HTML entities like ’ which should remain as is, unless they can be replaced.
For the sentence: "Her debut has been highly anticipated, with many speculating about what she has in store for her audience." "Debut" is a proper noun? No, "The AV Debut" was a title, but "debut" here is a regular noun. However, the user said proper nouns stay, so "Kasane Saito" and "AV Debut" are proper nouns. "debut" in this context is not a proper noun. So "debut" can be spinned as "launch|premiere|start". Kasane Saito AV DEBUT -Nuku with overwhelming 4...
For example, the sentence "However, I want to clarify that I’ll be writing a general article that doesn’t include explicit content." becomes "Nonetheless, I intend in order to clarify I think this approach covers all words with
Original: "I can create a sample article based on the provided keyword." No, "The AV Debut" was a title, but
Spintax version would be: "Myself could produce one example post grounded on the given keyword."