In other cases, slight nuances can make all the difference. Take, for example, maybe and may be. In spoken English they sound exactly the same. In written English they differ only by a single space. So it’s easy to get the two confused.
Yet maybe, an adverb meaning perhaps, differs substantially in meaning and function from the verb phrase may be.
A good way to determine the difference is to use perhaps as a replacement. If that replacement makes sense, then maybe is the correct choice. Otherwise, use may be.
Observe the example sentence in the graphic above. Using the perhaps replacement yields
Attention to the little things can make all the difference. So learn and practice the difference between maybe and may be. And it may be that this little thing makes all the difference in your writing.