بالمؤسسة

In a sentence

• يعمل أبي بالمؤسسة التي ترعى الأيتام.

  My father works at the institution that cares for orphans.

  In this sentence, 'بالمؤسسة' refers to a location (institution) where someone's activity, in this case working, takes place.

• تلقيت تدريبًا خاصًا بالمؤسسة الحكومية.

  I received specific training related to the governmental institution.

  Here, 'بالمؤسسة' describes a relation or association to the governmental institution and specifies where the training is connected to.

• تتعاون بالمؤسسة مع جهات مختلفة لتحقيق أهدافها.

  The institution collaborates with different parties to achieve its goals.

  In this context, 'بالمؤسسة' denotes the subject that is performing the actions of collaboration.