9. A system as in claim 1 , wherein the processor is further configured to compose one or more SQL queries including translating one or more bug definitions from a human-readable format to the one or more SQL queries.
9. A system as in claim 1 , wherein the processor is further configured to compose one or more SQL queries including translating one or more bug definitions from a human-readable format to the one or more SQL queries. 10. A system as in claim 9 , wherein an SQL query of the one or more SQL queries comprises selecting times of two symptoms from two tables of symptom occurrence times in the symptom database, wherein the selected times are within a certain time interval.