LLM spam-wise there's probably no added meaning.
Name: a mixture of x and y
Regex: /(,|feels?|ing|felt|holds?|held|with|in) a (mix|mixture|blend) of ((?:\S*[ ])+and|emotion[s]?)/g
Replace with: $1 $3
should hit most grammatical cases, I wouldn't hard nuke "mixture of" otherwise you'd still have to edit to make sense.
Why not anti-slop sampler?
1. cloud model keks
2. local model: hypothetically it might try to find some other bs way to phrase it, which may or may not be suitable, so experiment first