| body mike(expression, bug, scrutiny, investigation, monitor) |
| bug(scrutiny, investigation, monitor, tap, shadowing) |
| bugging(bug, scrutiny, investigation, monitor, tap) |
| care(bug, scrutiny, investigation, monitor, tap) |
| close observation(expression, bug, scrutiny, investigation, monitor) |
| control(bug, scrutiny, investigation, monitor, tap) |
| direction(bug, scrutiny, investigation, monitor, tap) |
| eagle eye(expression, bug, scrutiny, investigation, monitor) |
| examination(bug, scrutiny, investigation, monitor, tap) |
| eye(bug, scrutiny, investigation, monitor, tap) |
| following(bug, scrutiny, investigation, monitor, tap) |
| inspection(bug, scrutiny, investigation, monitor, tap) |
| lookout(bug, scrutiny, investigation, monitor, tap) |
| peeled eye(expression, bug, scrutiny, investigation, monitor) |
| scrutiny(bug, investigation, monitor, tap, shadowing) |
| spying(bug, scrutiny, investigation, monitor, tap) |
| stakeout(bug, scrutiny, investigation, monitor, tap) |
| superintendence(bug, scrutiny, investigation, monitor, tap) |
| supervision(bug, scrutiny, investigation, monitor, tap) |
| surveillance(noun, scrutiny, investigation, following, shadowing) |