| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was under [noun] | 370 |
|
| 2 | was under [noun sg] | 348 |
|
| 3 | [be] under threat | 206 |
|
| 4 | be under threat | 206 |
|
| 5 | [was/were] under threat | 44 |
|
| 6 | was [prep] threat | 32 |
|
| 7 | was under threat | 32 |
|
