Оригінальний текст - Англійська - In three words, "not enough space".

I need to preserve the meaning of this...
For example, <<En bref, "je n'ai pas assez de place">> would do the things, but I need preservation at maximum level. This is an explanation that there's not enough space to write more about the topic.
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Accepted request because requester bothered to explain what he wants (09/22/francky)