Many know that Google crawls Blogger blogs more often (as Blogger is hosted in Google's server, same for pages created by Google Page Creator) but not many know that Google provides a Pinging Service which allows bloggers to inform Google Blog Search of blog updates. These updates are then published and shared with other search engines to allow them to discover the changes to your blogs. In addition, Google Blog Search will add submitted blogs to the list of blogs it needs to crawl and index. Here are a few commonly asked questions:
If you're currently using Google Sitemaps within Google, you should continue to do so. Google Sitemaps, a tool within Google webmaster tools, can provide you with valuable information about your site's visibility in our web search results. However, if you're a blogging provider, Google Blog Search Pinging Service can help you ensure your blog's most up-to-date information is included in Google's Blog Search results.
I pinged the Google Blog Search, but why don't I see the results in Google Blog Search?
While the Google Blog Search Pinging Service helps Google stay informed about updates to your blog, it doesn't guarantee that your blog will be included in Blog Search results. Since their inclusion process is automated, many factors, such as delays between when they receive the ping and when they then crawl your blog, can affect your blog's inclusion.