using_word_frequency_199718th October 2016/by Michal Cukrusing_word_frequency_1997 https://www.sketchengine.eu/wp-content/uploads/SE_logo_330x150-bleed-transp-bg.png 0 0 2016-10-18 14:43:042016-10-18 14:57:42using_word_frequency_1997