Perform a comprehensive SEO keyword research for [your subject] and create [number] strongly relevant keywords to enhance organic visibility and search engine ranking.

Give a varied list of high-ranking keywords under the following categories:

1. Core SEO Keywords

• Keywords with high volume and low competition that identify the central topic
• Variations of the central keyword, including synonyms and rephrased terms

2. Long-Tail Keywords

• Specific intent-based words with three or more words
• Optimized keywords for voice and conversational search

3. Question-Based Keywords

• Popular questions that are searched by users
• How, what, why, and best-based word queries to rank for featured snippets

4. Latent Semantic Indexing Keywords

• Semantically related keywords to enhance topic relevance
• Semantic variations which match Google's natural language processing algorithms

5. Trending and Seasonal Keywords

• Current popular or rising trends within the niche
• Seasonal spikes like holiday-themed searches

6. Commercial and Transactional Keywords

• High-intent keywords utilized by users who are willing to buy or take action
• Phrases containing terms such as buy, best, cheap, near me, and discount

Ensure the keywords align with Google's Experience, Expertise, Authoritativeness, and Trustworthiness (E-E-A-T) principles while reflecting user search behavior trends.