... La Valliere entered the queen-mother’s apartments without in the least suspecting that a serious plot was being concerted against her... 
Alexandre Dumas, Pere 「Louise de la Valliere」
...The concert of purpose may be deduced from the concerted action itself, or it may be inferred from facts occurring at the time, or afterwards, as well as before...
William Still 「The Underground Railroad」
...At this show of resistance his two comrades, as by concerted signal,threw themselves upon him...
Albert Payson Terhune 「His Dog」
...In the absence of any concerted understanding, their effortsof leverage are wasted...
J. H. Fabre 「The Wonders of Instinct」
...A concerted law enforcement program...
Thomas F. Weise 「An Experimental Translocation of the Eastern Timber Wolf」
...This disease must be stamped out bythe nation through concerted action...
Various 「The Journal of Negro History, Vol. I. Jan. 1916」
...Mitton, before he was executed, confessed in a moment of penitence, that many robberies had been concerted, and were to have been committed by him and some others...
David Collins 「An Account of the English Colony in New South Wales, Vol. 2」
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