| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been under [noun] | 206 |
|
| 2 | be under siege | 35 |
|
| 3 | [be] under siege | 35 |
|
| 4 | [been] under siege | 10 |
|
| 5 | been [prep] siege | 10 |
|
| 6 | been under siege | 10 |
|
| 7 | been [prep] siege | 10 |
|
