Solution : https://service.sap.com/sap/support/notes/1426012 (SAP Service marketplace login required)
Key words :
Contract, search help, RECNCN, BAdI, exit, BADI_RE_CA_SH, BADI_RECA_SEARCH_HELP
Related Notes :
1654760 | Enhancing search helps: Example of validity, deletion flag |
939974 | FAQ: Contract, contract offer, conditions, cash flow |