The first step in refining a query is to use multiple key words. For example, use the words major league baseball to focus the search. Additional options include the use of similar spellings. For hot air balloons be sure to try hotair and baloons. Yes, try misspellings.
Search engines offering a keyword search option have a default Boolean logic.
This means that the space between multiple search terms defaults to either OR logic or AND logic. It is imperative that you know which logical operator is the default. Information is listed by Categories. News is also available. The simple search window is still present, but it will now accept your query as a sentence as well as a group of key words.