In a statement, it said a "thorough investigation", involving the police, had proved inconclusive.
Further examinations are taking place on the bodies of the children after initial tests proved inconclusive.
Sunday's elections followed an inconclusive May 6 vote that left Greece with a hung Parliament.
Polls can be inconclusive here, but Morales, who is an Aymara Indian, is expected to win.
This time the results were inconclusive but there's now a faint glimmer of hope.
However, she said studies investigating the link had so far been limited and inconclusive.
However, these reports have been in mice and evidence has been inconclusive for humans.
UNOMIG's bureaucrats shuffled paper for three months and then produced a feebly inconclusive report.
Assuming the election is fair, all signs point to an inconclusive outcome with no outright winner.
The sample was sent to UC Davis for initial testing, which came back inconclusive.
And recent retests of the rifle -- on which only Ray's fingerprints were found, were inconclusive.
Inconclusive elections in March left the nation in political paralysis, susceptible to an increase in violence.
Nevertheless, environmentalists continue to find fault with such studies and argue that they are inconclusive.
In the European Union, however, the process is different, more difficult, and often inconclusive.
What happens if, as in the French battle last year, there is an inconclusive outcome?
Her early departure is inconclusive: no secretary of state since the 1960s has served out two terms.
That alliance, which has run Austria for the past 12 years, collapsed following inconclusive elections last year.
An autopsy was inconclusive pending the results of toxicology tests, coroner's spokesman Ed Winter said last week.
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That's how the country's No. 1 newspaper summed up Italy's slow-moving, and at times inconclusive, justice system.
The abiding interest in the crash has been fueled partly intriguing but inconclusive results from previous searches.
He wanted the elections we saw in May, which were inconclusive and led to this second round.
The experiments were inconclusive, however, because of the problem of measuring the temperature of such tiny worms.
The experiments done into IHDs use samples that are too small, and their results are inconclusive, he suggests.
Earlier, Mr el-Baradei said the investigation into claims about Syria's alleged nuclear programme had so far proved inconclusive.
Italian President Giorgio Napolitano is consulting political leaders on forming a government after last month's inconclusive election result.
The sample was sent to the University of California at Davis for initial testing, which came back inconclusive.
They are usually worthy but inconclusive, nearly always complaining about lack of evidence and calling for further research.
Police said he had serious injuries to his head and body but a post-mortem examination had proved inconclusive.
To this day, the outcome in the strategic valley remains "inconclusive, " he said.
Television replays were inconclusive over whether his bat was grounded, but he was given the benefit of the doubt.
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