Sentence examples similar to fruitless duplication from inspiring English sources

Many scientists agree that making negative results widely available would prevent the duplication of fruitless efforts.

It was fruitless.

Conferences with Floridablanca fruitless.

Search is fruitless.

Avoiding duplication.

Avoid duplication.

It is fruitless.

These efforts proved fruitless.

Tudor City proved fruitless.

Is duplication not inevitable?

But the meetings proved fruitless.