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 (2016) 368:
Proposal for a COUNCIL DECISION authorising certain Member States to accept, in the interest of the European Union, the
accession of Kazakhstan to the 1980 Hague Convention on the Civil Aspects of International Child Abduction