In SEO, how important is the keyword?

Because it offers suggestions of possible keywords, Adwords Keyword Tool is a useful tool is a keyword search. Since the tool generates the statistics show how many of these questions are answered in this month last keyword, you can enter as many keywords as you want. It would be good to reflect on the keywords they're looking for, and that's why these keywords are set to the exact type of research. An important part of SEO keyword research, because it would be a wasted effort if the wrong key words are used. You think so too?
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I think keyword research is first work in SEO.If we ll do wrong keyword research then our all SEO work ll go to in wrong direction.So always try to do intelligent keyword research.