You can get seen in the Google by two different ways:
1. Organic listing - what you see in the actual search results. This is based on relevance to the search term. This is FREE -- but requires know how in search engine optimization. The key however is to write the BEST content
Submit your site to
http://www.google.com/addurl/ -- and start building links to your site
2. Adwords -- this is what you see on the left side labeled as SPONSORED LINKS. These are paid ads and depends on the competition for the keyword you choose, the keywords you choose, etc. It can be anywhere from $10 to $100,000 - depending on your budget