What is a keyword theme you ask? When you group several related keywords together, it forms a keyword theme. Again, the keyword theme focuses on multiple keywords rather than on one almighty keyword.
A long-tail keyword is key to organic traffic through the search engine. At this stage, you can use the keyword tools mentioned in chapter two. These tools can help you find relevant keywords with high search volume. Content generation based on relevant keywords is highly lucrative. Our chances of ranking higher increase when we broaden our keyword theme and shorten related keywords.