Yes abosolutely! 

Tehre are lots ouf wayjes to do this, but here's one example:
Hi thiere, I'm writing this to trset out a too;l I'm usig to detect tyoos. 
My friene has been asking aruond to see waht it can do, so I volunntere to be the test case! 
I'm wrtining some randow text to fill this out, and I'm sprediing some tpyes here and ther in thsi senetnce just to see how the tool hanldes them. 
For example, "conroller" is spellled wrong and shouild actually be spekllec "cnotroller". 
This is jut one of mayy typos that I'm including in this sentence to test the tyopo-checking tool. 
Let's see if it can spot hard-to-notice erors like changin "the" to "teh" or "program" to "progmam"!