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 (2014) 341:
Proposal for a REGULATION OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL laying down Union procedures in the field of the
common commercial policy in order to ensure the exercise of the Union’s rights under international trade rules, in particular
those established under the auspices of the World Trade Organization (codification)