Sent_en: 2zh Töyräs explained the problem to journalists: "We have only had vague unconnected hints of this sort of activity in the past, and on the basis of these it was not possible to mount an earlier investigation."
Sent_yy: Töyräs向记者解释了这个问题：“过去我们对此类活动只有模糊的无关联线索，并且在此基础上不可能进行早期调查。”