Solution : https://service.sap.com/sap/support/notes/383646 (SAP Service marketplace login required)
Key words : 
additional key words flex, symptom category 4 'characteristic, characteristic type, entry 4 characteristic, flexible analysis, solution add, domain mcabs, selection', evaluation, prerequisites
Related Notes : 
       
| 376269 | Flexible analysis:Characteristic for variation (cat.'4') | 
| 174132 | Flexible analysis: Composite note |