Analyze keyword frequency and density in your content.
Keyword density is the percentage of times a keyword appears compared to total word count. Ideal density is 1-3% for SEO.
Common words like 'the', 'and', 'of', 'to', 'a', 'in', 'for', 'on', 'with', 'is', 'are', 'was', 'were', 'be', 'been', 'be', 'at', 'by' are excluded for accurate analysis.