Searching for lcp* gets you what you need, I think.
Most forums have a 4-char minimum, and you can use a wildcard for the 4th. This one doesn’t seem to give you an error/warning when you only use 3.
Another trick that I use on forums (not just for short terms) is to search on google like this: “lcp site:carolinafirearmsforum.com”
I won’t limit you to titles, or the particular subforum, but I use it a lot on ARF to find stuff.
Here’s what the results from the search above gives you:
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