Sentence examples for may once have from inspiring English sources

This idea may once have had validity.

But life may once have existed briefly on Mars.

It may once have been thus, but things change.

I.S.D.S.-style provisions may once have made sense.

What your mum may once have called "doggie do".

This may once have been true, but certainly isn't now.

There may once have been some oil wells there too.

Not the least is the solidarity of interests that may once have seemed to be divided.

It dawns on Nightingale that Byron may once have visited the house.

That strategy may once have worked, but it won't make the issue go away today.

Writing poetry may once have been the outlet for a few sensitive high school students.