Sentence examples for difficulty of tracing from inspiring English sources

He acknowledged the difficulty of tracing the organization of the bombings, saying many are planned and carried out locally.

He declined to give specific numbers, saying that he believed the incidents were greatly underreported because of the difficulty of tracing problems to a specific transmitter.

The principal disadvantage of this table is the large space required by the period of 32 elements and the difficulty of tracing a sequence of closely similar elements.

Correction: May 2, 2003, Friday A headline yesterday about the difficulty of tracing the more than 2,000 objects stolen from Iraqi museums after the 1991 Persian Gulf war misstated the number that have since been recovered.

TradeFortress, who is Australian, told the Canberra Times that he won't be reporting the incident to the police because of the "extremely limited actions" they could take, given the difficulty of tracing the currency.

Colin Weaver, deputy executive director of New Yorkers Against Gun Violence, said microstamping was needed because the difficulty of tracing firearms made gun crimes more difficult to solve than crimes that did not involve guns.

The problem of identifying hackers, Schneier said, has a lot to do with the difficulties of tracing data packets -- information broken into smaller parts to travel the Internet more efficiently.

Third, valid information on the structures of sexual networks is difficult to collect due to the considerable practical and ethical difficulties of tracing sexual connections from person to person in a population.

In the first of these two patients, the investigator reported difficulties in calibrating, and commencement of tracing prior to adequate baseline TOF values being established.

As is often the situation in case-control studies, there may be some sets at the end of the data collection period that have fewer than two controls for a given case, not because of a lack of potential controls as in the small matching stratum situation but because of tracing or enrollment difficulties.

A study from South Africa found that 46% of patients LTFU could not be contacted because of incomplete or missing contact details and highlights the difficulties of phone tracing in patients without a permanent residential address, such as sharing of one cell phone by the entire family and changing of phone numbers due to theft or expiration of the SIM card [ 23].