Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_26 ( matches INTEGER, goalkeeper VARCHAR, goals VARCHAR )

### Question ###
What is the smallest Matches with a Goalkeeper of jos berm dez, and Goals larger than 18?

### Accurate SQL ###

SELECT MIN(matches) FROM table_name_26 WHERE goalkeeper = "josé bermúdez" AND goals > 18