1. A computer-implemented method for displaying search results, at least a portion of the method being performed by a computing device comprising at least one processor, the method comprising: receiving a query to search a document database that stores at least one document family comprising a parent document and a child document embedded within the parent document; in response to receiving the search query: identifying an individual relevance score that quantifies the relevance of the parent document to the search query; identifying a family relevance score that quantifies the overall relevance of the entire document family to the search query; and depicting, adjacent to an identifier of the parent document within a user interface that displays search results of the search query, a score bar that: represents relevance scores in increasing order along the score bar; and simultaneously displays a value of one relevance score as a shaded portion of the score bar and a value of the other relevance score with a marker on the score bar.
3. The method of claim 1 , wherein identifying the individual relevance score and the family relevance score comprises storing the individual relevance score and the family relevance score in a single variable.