Visually Correlating Individual Terms in Natural Language Input to Respective Structured Phrases Representing the Natural Language Input

A computing device has a display, one or more processors, and memory. The memory stores one or more programs configured for execution by the one or more processors. The computing device receives from a user a partial natural language input related to a data source. The partial natural language input includes a most recently entered first term. In response to receiving the first term, the computing device generates a first token that includes the first term. The computing device maps the first token to one or more analytical concepts in a lexicon of the data source. The computing device determines a first interpretation corresponding to the first token. The computing device also displays a first phrase corresponding to the first interpretation. The first interpretation includes the first term.