According to one embodiment, a relevancy presentation apparatus includes a storage, an extraction unit, a first expansion unit, a second expansion unit, a determination unit and a generation unit. The storage stores topic networks. The extraction unit extracts subject keywords. The first expansion unit acquires first relevant words from the topic networks. The second expansion unit searches an ontologies for the subject keywords. The determination unit extracts common relevant words, and determines whether frequencies of appearances of relevant words are stationary. The generation unit generates search queries based on whether the frequencies of appearances are stationary, and generates search results.