Mr. Yip confirmed that the inquires were being made, but insisted they were the clumsy mistake of a junior researcher.

She is a hard worker, but she sometimes makes clumsy mistakes in her job.

A third might have made the clumsiest mistake of all.

While Sean takes his job seriously, he is often found having to fix some of Christian's clumsy mistakes.

She initially worked as Guangu's assistant, later as Yifei's teaching assistant (though loses the job due to a clumsy mistake), and later in a pet shop.

Both Vilnius and Moscow have made clumsy mistakes in the test of wills over the last few months.

He is quite nervous around her, making clumsy mistakes and errors.

If I made clumsy mistakes somebody might not notice; but then again, somebody might?

The camouflage had been done well, but with a few clumsy mistakes.