...For the marshal and his generalscould not yet resolve on abandoning to the enemy so many trophies; nordid they make up their minds to it until after fruitless exertions, andin the last extremity... 
George Grote 「The Two Great Retreats of History」
...However, I’ll hold my peace and say nothing to him, and we’ll see whether I am right in my suspicion that Senor Carrasco’s efforts will be fruitless...
Miguel de Cervantes 「The History of Don Quixote, Volume II., Complete」
... It must be abandoned since now it could lead only to fruitless slaughter that must further shake the already sorely shaken prestige of Royalty...
Rafael Sabatini 「Scaramouche」
...She took it for granted that the bull would climb as high as he couldtoward Gazan and then, finding that he could not reach him, resume hispursuit of her, which she knew would prove equally fruitless...
Edgar Rice Burroughs 「Jungle Tales of Tarzan」
...A failure of any one nation to do one of these two thingsmeant that the efforts of all other nations were to be fruitless...
W. E. B. Du Bois 「The Suppression of the African Slave Trade to the United States of America」
...In this fruitless manner we covered several miles,and I was beginning to think that we should have to return to campwithout so much as firing a shot...
J. H. Patterson 「The Man-eaters of Tsavo and Other East African Adventures」
...He remembered the girl’s mysterious disappearance, and the fruitless searches undertaken in consequence...
Various 「Stories by English Authors: Africa」
...Finding entreaty and resistanceequally fruitless, I prepared to follow the messengers, and tookleave of my landlord and his company with great reluctance...
Mungo Park 「Travels in the Interior of Africa, Vol. 1 [of 2]」
...On four occasions previous to the final one he had made fruitless efforts to escape from his tormentors in consequence of brutal treatment...
William Still 「The Underground Railroad」
...A fruitless effort for education...
Henry Bibb 「Narrative of the Life and Adventures of Henry Bibb, an American Slave, Written by Himself」
...Already Connecticut has wastedthousands of dollars in fruitless efforts to restock her desolatedwoodlands and farms with quail...
William T. Hornaday 「Our Vanishing Wild Life」
...Presently (after several more fruitless entreatieswhich reduced the dog to a paroxysm of barking)she led her collie out of the enclosure, stranglingher sobs as she went...
Albert Payson Terhune 「Lad: A Dog」
...No matter how great the ability of both the individual and the dog may be, should their temperaments not be in accord—every attempt will be fruitless...
Henny Kindermann Agnes Blake 「Lola」
...The investigations madethus far for this causal factor have been fruitless...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
..." His life was bounded by fruitless labor, variedonly by such sleep and food as might fit him to labor the harder...
Albert Payson Terhune 「His Dog」
...Then why this fruitless labour? A merenothing suffices these abstemious creatures...
J. H. Fabre Bernard Miall 「Social Life in the Insect World」
...Convinced that my attempts atheating would be fruitless, I replaced the pseudochrysalids in theshade, on the shelves, in glass tubes...
Jean Henri Fabre Alexander Teixeira de Mattos 「The Glow-Worm and Other Beetles」
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