The Logia hypothesis seems to suggest precisely such an intermediate relation as will satisfy both sides of the problem.
There are, however, still difficulties in the way.

When we attempt to reconstruct the 'collection of discourses' the task is very far from being an easy one.

We do indeed find certain groups of discourse in the first Gospel--such as the Sermon on the Mount ch.
v-vii, the commission of the Apostles ch.

x, a series of parables ch.

xiii, of instructions in ch.