10. The method of claim 9 , wherein balancing includes having a similar number of content items being associated with each query.
9. A method comprising: receiving an initial query; identifying one or more additional queries relating to the initial query; identifying one or more content items for each query and grouping the one or more content items in a block for presentation to a user; balancing the content blocks including narrowing or broadening an associated query so as to reduce or increase a number of content items for at least one block; and providing after balancing, for each query, content blocks for the initial query and one or more additional queries along with search results associated with the initial query for display or other processing by a device, wherein the content items included in the respective block are different from search results associated with a respective query, wherein providing includes providing a first block including the initial query and original or refined candidate content items associated with the initial query and providing a second different block including an additional query of the one or more additional queries and original or refined candidate content items associated with the additional query, and wherein the original or refined candidate content items in each block are different.