Your response should contain at least 150 words. Your ENTIRE response should be in English, and in all lowercase letters. no capital letters are allowed. include keywords [search, engine, optimization] in the response. in your response, the word search should appear at least 3 times. in your response, the word engine should appear at least 3 times. in your response, the word optimization should appear at least 3 times. there should be 3 paragraphs. paragraphs are separated with the markdown divider: ***
user