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When should you use 'apart' and 'a part'? | Merriam-Webster
Apart vs. A Part—Master the Difference Now | Grammarly
Apart vs. A Part: What's the Difference? - Writing Explained
"a part of" vs "part of" - English Language Learners Stack Exchange
What's the difference between 'part of' and 'a part of
Apart vs. A Part : Do You Know the Difference? - GrammarBook.com
word usage - difference between "part" and "a part" - English …
grammar - Difference between 'part' and 'a part'? - English …
PART | definition in the Cambridge English Dictionary
Apart vs. A Part | Difference & Example Sentences - Scribbr