Enter the keywords for your search query and click on 'search' to execute.
Advanced search functions
A normal query searches for at least of the given keywords in the results. It's also possible use the '+' and '-' operators. If you prefix a keyword with the '+' sign, this word MUST occur in the search result. If you prefix a keyword with the '-' sign any result with this keyword will be excluded.
The next example shows how to search for all articles including the keyword 'Trip' and excluding the keyword 'Lake'.
Search for a sentence
Searching sentence part can be accomplished by placing the part between quotations mark. Sentence parts between double quotations mark ("like this") will be respected as a single keyword.