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 (2017) 366:
Predlog SKLEP SVETA o stališču, ki se zavzame v imenu Evropske unije na šestem zasedanju pogodbenic Aarhuške konvencije
o zadevi ACCC/C/2008/32 glede skladnosti