"Despite strenuous efforts," reads the report, "the researchers were unable to locate any such families".
Despite strenuous attempts in identification, no single causal factor stands out.
Despite strenuous efforts (Obamacare, California wines, some very good restaurants, Headstart), we're not France.
Despite strenuous modern efforts to make him morally radical, he isn't.
Like flashes of lightning, warning signs came early on in their ménage, especially when Richardson decided, despite strenuous objections from his lover, to write a study of Braque.
There are precious few signs that the Taliban are ready to talk, despite strenuous efforts to engage them by Mr Karzai.
Perhaps American special forces will now go after him.As it is, despite strenuous efforts by America's chief-of-staff, Admiral Mike Mullen, relations have been strained for ages.
Mr Hult reckons that poor methods, particularly the rote learning he sees in Japan, can be responsible for poor results despite strenuous efforts.
But there was a wrinkle that the session failed to iron out, despite strenuous efforts by Labour's Richard Burden to do so.
Despite strenuous efforts to bring commercial tenants to the neighborhood, most of the economic development in Harlem so far has consisted of low-paying retail jobs.
