SELECT EMP1.EMP_CODE AS CODE,EMP1.EMP_LAST_NAME AS SURNAME,EMP1.EMP_FIRST_NAME AS NAME
FROM EMP AS EMP1
INNER JOIN EMP AS EMP2
	ON trim(replace(EMP2.EMP_LAST_NAME,' ',''))||trim(replace(EMP2.EMP_FIRST_NAME,' ','')) = trim(replace(EMP1.EMP_LAST_NAME,' ',''))||trim(replace(EMP1.EMP_FIRST_NAME,' ',''))  
	AND EMP2.EMP_CODE <> EMP1.EMP_CODE
	AND EMP2.VALID_FLG = '1'
ORDER BY trim(replace(SURNAME,' ',''))||trim(replace(NAME,' ','')),CODE