Niestatystyczne kryteria doboru słów (i frazeo- logizmów) kluczy. Analiza na przykładzie materiału prasowego dostępnego w korpusie ChronoPress

The aim of the article is to analyze non-statistic methods of identifying key words (understood as units presenting special importance for a given culture and being a source of knowledge about it). The analyzed criteria of this identi cation are: the presence of the words in the given types of texts and in their speci c parts, undergoing semantic and pragmatic shifts, being a part of phraseo-logical units. The analysis is conducted mainly on the examples extracted form ChronoPress (The Chronological Corpora of Polish Press Texts 1945-1954) from 1945. The e ect of the survey is the evaluation of the abovementioned criteria in terms of their usefulness for identifying key words, followed by a description of the noticed problems and controversies as well as suggestions on finding solutions.