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).
Query: (PS_ID="dec_impl:2017:1483:corrigendum:2021-04-29:oj" OR (DTN_ELI=1483 AND DTA=2017 AND FM_CODED=DEC_IMPL AND DTC=false)) NOT ELI = NULL, Search language: English