But rallying the people at home does little when certain skills simply are not available.

In or out of employment, certain skills are vital, after all.

It seems to me that a king needs certain skills - and not just in war.

However, children need time alone to practice certain skills and figure out problems on their own.

Some experts say video games can help a child develop certain skills.

This one is where certain other skills will be needed.

I have certain skills, but Pete's in a different league entirely.

"A computer analysis of individuals with certain skills turned up your name," said Hunter.

She had certain skills which put the odds in her favor.

It called for the exercise of certain small skills, but so would any task worth doing.