Il

👨

Pronoun

  pouvait

Verb

  y avoir

  de

Determiner

  grandes

Adjective

  différences

Noun

 d'un  théâtre

Noun

 d'opérations  à

Adposition

 l'autre.

There could be big differences from one theatre of operations to another.

There could be big differences from one theatre of operations to another.