. "KmG" . "fre" . "Frequency" . "Extra-Thematic" . "Extra-Thematic"^^ . "Frequency" . "Frequency"^^ . "10156"^^ . . . . "2006-05-31T20:00:27+02:00"^^ . . "his frame element is defined as the number of times an event occurs per some unit of time. A Frequency expression answers the question how often."@en . "his frame element is defined as the number of times an event occurs per some unit of time. A Frequency expression answers the question how often."@en . "his frame element is defined as the number of times an event occurs per some unit of time. A Frequency expression answers the question how often. "^^ . . .