. "This FE describes the frequency with which the specified communication occurs"@en . "This FE describes the frequency with which the specified communication occurs"^^ . "7521"^^ . "Fre" . "Extra-Thematic" . "Frequency" . . "Extra-Thematic"^^ . . "Frequency" . "Frequency"^^ . "2005-02-25T12:52:35+01:00"^^ . . "This FE describes the frequency with which the specified communication occurs"@en . . "MiL" . . .