Collocations

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Across
  1. 3. updates
  2. 5. technical support
  3. 8. security measures
  4. 10. to tickets
  5. 12. issues
Down
  1. 1. user requests
  2. 2. software systems
  3. 4. errors
  4. 6. systems
  5. 7. customer complaints
  6. 9. troubleshooting
  7. 11. problems