| Search | Function |
| lockerbie trial | Finds documents that contain either lockerbie or trial or any capitalized variant (Lockerbie, LOCKERBIE, trIAL, Trial). The search ranks the results to show first the documents containing both words, close together, and near the top of the document. |
| +Lockerbie +trial | Finds only documents that contain both words. |
| "Lockerbie Trial" | Finds documents that have the two words capitalized and found right next to each other. Placing quotation marks around any series of words turns them into a phrase and tells the search machine that you are only interested in documents that have them in this specific order. |
| +"Lockerbie Trial" -Zeist | Finds documents that contain the phrase "Lockerbie Trial" but do not contain the word "Zeist" |
| +Lockerbie +Tri* | Finds documents that contain Lockerbie and any word starting with Tri. Use this feature if you are not sure how a word is spelled. |