Okay i have 2 examples here.
1) Johnny dismounted his bike after being arrested for speeding.
2) Joyce dismounted her horse as she needed the toilet.
it's time to dismount from the horse. At the end of a hard ride, you should dismount your horse and let it rest.
Wow, I can't find a sentence that includes the word desalination in it.
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alit
To use the word 'find' in a sentence you could say 'I could not find my car keys so I didn't know how I was going to get to work'.
Dismount.
I looked everywhere for my mobile phone but could not find it.
"I find it unnecessary to ask such a simple question"
-I could not find barracuba in the dictionary. -Barracuba is a long word.
Your question is itself a sentence which uses the word "could".
It reverses the meaning from "get on the horse" to get off the horse.
Oddly, I could not find an existing example sentence question for this word. The race ended oddly as three motorcycles became tangled together at the finish line.