Search Tips

The search function can handle Boolean expressions containing the keywords AND, OR, and NOT, and grouped with parentheses.

For example :

flexible vat
finds documents containing 'flexible' or 'vat'

flexible or vat
same as above

flexible and vat
finds documents containing both 'flexible' and 'vat'

flexible not vat
finds documents containing 'flexible' but not 'vat'

(flexible not vat) and valve
finds documents containing 'valve', plus 'flexible' but not 'vat'

flex*
finds documents containing words starting with 'flex'