Perhaps you should try some spelling variations:
"aguirre guerrero, jose maria de" » "gutierrez guerrero, jose maria de" (Expand Search), "aguirre aguirre, jose maria de" (Expand Search), "giron guerrero, jose maria de" (Expand Search), "aguirre guerrero, jose maria del" (Expand Search)
"aguirre bermeo, jose maria de" » "eizaguirre bermejo, jose maria de" (Expand Search), "aguirre bermeo, jose maria del" (Expand Search)