This is the 6358th most frequent Arabic word.
إعلاناتهم
"Their advertisements"
The word 'إعلاناتهم' (their advertisements) here acts as the subject of the sentence.
إعلاناتهم تعكس أهمية احترام البيئة.
Their advertisements reflect the importance of respecting the environment.
In this sentence, 'إعلاناتهم' acts as the object of the verb 'find'.
يمكننا أن نجد إعلاناتهم في جميع الصحف.
We can find their advertisements in all newspapers.
Here, 'إعلاناتهم' is part of an additional object in the sentence, describing what was praised.