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 (2006) 866:
Proposal for a Regulation of the European Parliament and of the Council amending Council Regulation (EC) No 515/97 on mutual
assistance between the administrative authorities of the Member States and cooperation between the latter and the Commission
to ensure the correct application of the law on customs and agricultural matters