This is the 1386th most frequent Russian word.
беженцев
"Refugees."
Here, 'беженцам' is used in the dative case to indicate the recipients of the assistance.
Международная организация помогла беженцам с проживанием.
The international organization assisted refugees with accommodation.
In this sentence, 'беженцев' is in the accusative case as it is the direct object of the verb 'встретили'.
Мы встретили группу беженцев в лагере.
We met a group of refugees at the camp.
The word 'беженцев' is used in the genitive case to indicate possession or association regarding their rights.