Use quotation marks to search for an "exact phrase". Append an asterisk (*) to a search term to find variations of it (transp*, 32019R*). Use a question mark (?) instead of a single character in your search term to find variations of it (ca?e finds case, cane, care).
COM (2007) 644:
Communication from the Commission to the Council and the European Parliament on the role of Eurojust and the European Judicial
Network in the fight against organised crime and terrorism in the European Union