To access search options that give you more control over your search:
Click the Search Options link under the search box.
Choose a search mode such as:
Click the blue icon next to 'Search Modes' for more information.
Use the limits to control where the search looks:
Click the Advanced Search link under the search box
This allows you to enter your search terms in the three search box, one concept per row.
Choose the Boolean/Phrase search mode or use the Advanced Search to use Boolean Operators.
Use AND to narrow your search
bicycles AND Australia
Use OR to broaden your search
bicycles OR bikes OR trikes
Use NOT to exclude terms
education not technology