There are many one hit wonders in the music industry.

The referees gave multiple one-minute warnings to the players.

The crowd erupted in a chorus of one finger salutes.

There are many one-armed routers in the networking lab.

The one-child policies have had a significant impact on the population growth.

One-nation conservatives believe in a united and inclusive society.

One-pot syntheses are efficient methods for synthesizing complex molecules.

He has many strings to his bow.

I added my twopenn'orth to the discussion.

He always adds his twopenn'orth to every conversation.