In one or more embodiments, an analytical search engine is provided. The analytical search engine provides a search-driven data analysis approach that greatly facilitates data searches. The analytical search engine provides a more efficient user experience and, at the same time, simplifies the search process for its users. The analytical search engine employs a robust search model that provides a comprehensive definition and coverage of available data. The search engine provides various functionality such as type-ahead or look-ahead suggestions to help users define precise queries. The search engine also identifies ambiguous or incomplete queries and provides disambiguation suggestions to correct the queries.