"We encourage people to enquire of the operator whether there are other routes, " he added.

BBC: Cheaper train 'may be cut'

In our country a person might enquire of another after the health of a third.

NPR: 'Ancestor Stones:' Life and War in Sierra Leone

Maybe we should enquire the ramifications of this structure of inequality on the happiness of married people, and of all people for that matter.

FORBES: Readers Say

The Blues approached Welsh rivals the Ospreys to enquire about the availability of Wales and British and Irish Lions star James Hook but the enquiry was rejected.

BBC: Cardiff Blues not blaming Sam Norton-Knight

We will enquire into the claims that are made and we take very seriously any allegation of poor standards on our part.

FORBES: Report From Inside The Olympic Security Mess: No Schedules, No Uniforms And No Training

In 1997, after the Labour government came to power, Straw asked Sir William Macpherson to enquire into how public institutions could judge how well they were addressing the needs of an ethnically diverse society - focussing on the Met.

BBC: Stephen Lawrence anniversary: Racism fight goes on