Solution : https://service.sap.com/sap/support/notes/980570 (SAP Service marketplace login required)
Key words :
p_bsp_application_name importing type o2applextp_unicode_chks_in_srch exporting type rcf_ui_param4, cl_abap_char_utilities=>charsize = 1and controller->allow_unicode_checks, language dropdown list box, cl_abap_char_utilities=>charsize = 1 %><<deletion>><<insertion>><%, perform language independent searches, hand language independent searches, disable language independent searches, e-recruiting search scenario, bsp application hrrcf_search<<deletion>><%, language independent searches
Related Notes :
| 1134557 | Language-independent search in Unicode system |