10. A method performed by one or more server devices, the method comprising: receiving, by a blog search engine of the one or more server devices, a search query; identifying, by the blog search engine of the one or more server devices, a blog document that is responsive to the search query; generating, by the blog search engine of the one or more server devices, a relevance score for the blog document, the relevance score being based on a relevance of the blog document to the search query; generating, by the blog search engine of the one or more server devices, a quality score for the blog document, the quality score based on quality of the blog document independent of the search query, where the quality score is based on a plurality of indicators that include at least one of one or more positive indicators or one or more negative indicators, where the one or more positive indicators include an indication that the blog document is referenced in a blogroll; where the one or more negative indicators include a location of ads in the blog document; generating, by the blog search engine of the one or more server devices, a ranking score based on the relevance score and the quality score; and providing, by the blog search engine of the one or more server devices, information regarding the blog document based on the ranking score.
10. A method performed by one or more server devices, the method comprising: receiving, by a blog search engine of the one or more server devices, a search query; identifying, by the blog search engine of the one or more server devices, a blog document that is responsive to the search query; generating, by the blog search engine of the one or more server devices, a relevance score for the blog document, the relevance score being based on a relevance of the blog document to the search query; generating, by the blog search engine of the one or more server devices, a quality score for the blog document, the quality score based on quality of the blog document independent of the search query, where the quality score is based on a plurality of indicators that include at least one of one or more positive indicators or one or more negative indicators, where the one or more positive indicators include an indication that the blog document is referenced in a blogroll; where the one or more negative indicators include a location of ads in the blog document; generating, by the blog search engine of the one or more server devices, a ranking score based on the relevance score and the quality score; and providing, by the blog search engine of the one or more server devices, information regarding the blog document based on the ranking score. 16. The method of claim 10 , where the one or more negative indicators include a size of posts in the blog document.