...Carcasses of opossumswhich had fallen victim to predators were found on a fewoccasions and in some instances clues as to the identity of the predatorwere obtained... 
Henry S. Fitch 「Ecology of the Opossum on a Natural Area in Northeastern Kansas」
...Kell seemed unableto furnish clues of any value, butofficials are not entirely satisfiedwith the man’s attitude toward thequestions...
Various 「Astounding Stories of Super-Science, March 1930」
...His thoughts raced and flew;his brain hunted clues and connections...
Henry Handel Richardson 「Australia Felix」
...This naturally led to a most unsatisfactory inspection of the countrytraversed, and it was impossible to say what clues to water were passedby unwittingly...
Ernest Favenc 「The Explorers of Australia and their Life-work」
...The aborigines generally either feignedignorance of the nature of the country, or gave only false clues andmisguiding directions...
Ernest Favenc 「The Explorers of Australia and their Life-work」
ランダム例文：
commodity precursor Slocum
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