Testing Similar Posts Idea

I'm testing out an old idea of mine: similar posts. I pick one random post from today's posts and search for five similar ones.
I'm writing a script for this.
I'll explain how I'm developing it here: Developing a Search for Similar Posts - Step One
And then in the account's posts.

Query Post

His Exciting Monkey by farmer-allah
Link

Similar Posts

1. The Worrisome Queen by freezing-ice (score: 0.40)

Link

Similarities found:

• Top words in query: monkey, sub, would, exciting, item, sharpener, considered, melon, custard, dildo
• Top words in similar post: queen, sub, worrisome, would, vibrator, fairly, item, imagined, chosen, idea
• Common key words: item, would, sub

2. The Famous Dildo by do-more-anal (score: 0.39)

Link

Similarities found:

• Top words in query: monkey, sub, would, exciting, item, sharpener, considered, melon, custard, dildo
• Top words in similar post: dildo, sub, famous, would, thing, thought, bizarre, undertaking, fairly, lego
• Common key words: dildo, would, sub

3. My Beautiful Newt by cryptid003 (score: 0.35)

Link

Similarities found:

• Top words in query: monkey, sub, would, exciting, item, sharpener, considered, melon, custard, dildo
• Top words in similar post: newt, sub, would, idea, beautiful, thought, cheese, chosen, thing, put
• Common key words: would, sub

4. The Cute Nerd by farmer-anne (score: 0.35)

Link

Similarities found:

• Top words in query: monkey, sub, would, exciting, item, sharpener, considered, melon, custard, dildo
• Top words in similar post: nerd, sub, would, cute, idea, bag, fairly, considered, thought, lamp
• Common key words: considered, would, sub

5. Their Horny Prince by cryptid040 (score: 0.35)

Link

Similarities found:

• Top words in query: monkey, sub, would, exciting, item, sharpener, considered, melon, custard, dildo
• Top words in similar post: prince, sub, would, horny, thing, idea, desperately, considered, chosen, fairly
• Common key words: considered, would, sub

**Image from Grok