| Similarity | Rank | |
|---|---|---|
| security_issue | 0.768 | 19872 |
| security_threat | 0.766 | 47415 |
| security_risk | 0.737 | 53682 |
| security_problem | 0.737 | 62807 |
| security_challenge | 0.714 | 64605 |
| security_requirement | 0.658 | 74008 |
| security_measure | 0.655 | 29180 |
| privacy_concern | 0.653 | 74376 |
| security | 0.652 | 651 |
| security_need | 0.649 | 93102 |
| safety_concern | 0.617 | 38449 |
| privacy_issue | 0.616 | 62834 |
| physical_security | 0.609 | 75208 |
| increase_security | 0.604 | 75763 |
| terrorist_threat | 0.599 | 56862 |
| improve_security | 0.597 | 89990 |
| security_policy | 0.586 | 26340 |
| the_security_situation | 0.558 | 84001 |
| insecurity | 0.555 | 11789 |
| data_security | 0.554 | 71029 |
| internal_security | 0.543 | 85993 |
| these_concern | 0.542 | 24364 |
| datum_security | 0.539 | 83145 |
| environmental_concern | 0.537 | 27548 |
| national_security | 0.535 | 8462 |