By pressing the button / you can focus on the input box even while focussing on another box/position and type in a search term.
You can exclude terms (like the name of the producer, product features, etc.) by putting "-" before the term you wish to exclude.
By adding ":" plus vendor name (provided that the vendor is registered on our website). Only products that so contain the desired vendor are displayed.
By putting two apostrophes " plus phrase into your search box.
By adding the new word to your phrase (with prefix "+").
You can so exclude another term by adding a minus "-" in front of it.