Sentence examples for is difficult to document from inspiring English sources
"For football and baseball players, explosive muscle mass might relate to more power, but it is difficult to document that it leads to better performance".
This element is predicted to be solid at room temperature, although it is so unstable that this quality is difficult to document.
"When an editor gets continual calls from Herb Klein or Pat Buchanan on a situation that is difficult to document as to unfairness, we are in a very weak area," he wrote.
It is difficult to document the number of feral cats in the city, but a key component of the T.N.R. program involves marking feral cats after they are sterilized and before they are released.
23), John Leonard says of the collection of facts in Didion's mental rucksack, "Who else would know that the number of Americans belonging to churches during the American Revolution was only 17percentt of the population?" Colonial church membership is difficult to document, because of erratic records in many areas and the destruction of records during and after the war.
This also appears to be the case in Norway, although it is difficult to document, as these are not approved drugs against migraines in this country.
The all-party inquiry said there were a huge number of initiatives in the UK and the "food aid landscape" was difficult to document.
And the school improvements, while frequently confirmed anecdotally and through individual school test scores, have been difficult to document in ways that satisfy rigorous educational research standards.
Since such acts were punished by the law of the state, the sacrifices were performed in secrecy and are difficult to document.
But it will be difficult to document refugees if they are returned straight to Turkey without being formally registered – as the current version of the plan suggests could happen in some cases.
