The phrase "armed elements" is correct and usable in written English.
It can be used to refer to groups or units that are equipped with weapons, often in a military or conflict context.
Example: "The region has seen an increase in violence due to the presence of armed elements operating in the area."
Alternatives: "militant groups" or "armed factions".
Armed elements inside Sabra may also have been firing at targets outside the camp.
The Afghan Local Police program, which seeks to bring armed elements — including some former insurgents — into government service, has drawn criticism because of a series of episodes in which the armed elements have switched allegiances, sometimes repeatedly.
"Armed elements fired upon and ultimately destroyed a ballistically protected guard tower and threw an explosive device," the report said.
"This wasn't a case of security forces pinpointing particular armed elements within the demonstration, and having collateral damage as a result," says Omar Shakir, the HRW lawyer and researcher who wrote most of the report.
And more hurdles keep cropping up: among them, armed elements in the Kurdistan Workers Party, who have lately threatened Kurds who might cooperate with the state-approved Kurdish television station.
The soldiers met resistance from armed elements within the protest camp.
If the Obama administration had aggressively trained and armed moderate elements of the Syrian opposition during the past 18 months, our country probably would not have to contemplate military action now.
And down in Basra, what is poisoning the city is the violence and criminality of Jaish-al Mahdi and other groups supported, financed and armed by elements of the Iranian regime.
In his words, last week's events were "precipitated by the American and Israeli policy of arming elements of the Fatah opposition who want to attack Hamas and force us from office".
Movement of the remains of Burial B after partial decomposition may also explain the missing skull, cervical vertebrae and right arm elements (see below).
All study physical therapists are trained by co-investigators in the standard PT arm elements, as well as use of the study database.
