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 (1983) 548 - 2:
PROPOSAL FOR A COUNCIL REGULATION ( EEC ) LAYING DONW GENERAL RULES APPLYING TO THE MILK SECTOR LEVY SPECIFIED IN ARTICLE
5D OF REGULATION ( EEC ) NO 804/68