| Similarity | Rank | |
|---|---|---|
| monitoring | 0.679 | 4284 |
| counterintelligence | 0.628 | 64655 |
| unauthorized | 0.625 | 22461 |
| round-the-clock | 0.624 | 33736 |
| u-2 | 0.623 | 71585 |
| counter-insurgency | 0.622 | 42598 |
| telephone-tapping | 0.621 | 63163 |
| para-military | 0.615 | 58182 |
| supervision | 0.613 | 4191 |
| savak | 0.611 | 66561 |
| communicable | 0.608 | 39843 |
| mossad | 0.606 | 29302 |
| law-enforcement | 0.603 | 43305 |
| routinely | 0.602 | 10573 |
| counter-espionage | 0.601 | 80826 |
| traffick | 0.600 | 87204 |
| narcog | 0.598 | 51349 |
| interrogation | 0.596 | 10957 |
| shoot-to-kill | 0.595 | 47050 |
| closed-circuit | 0.595 | 40020 |
| suspected | 0.595 | 9934 |
| intelligence-gathering | 0.595 | 62231 |
| counter-terrorism | 0.594 | 63385 |
| counter-intelligence | 0.594 | 48849 |
| haslar | 0.594 | 99518 |