| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to be [verb] | 90310 |
|
| 2 | to be [vb pp] | 82452 |
|
| 3 | to be keep | 479 |
|
| 4 | [prep] be kept | 462 |
|
| 5 | to be kept | 461 |
|
| 6 | to [be] kept | 461 |
|
| 7 | [prep] be kept | 460 |
|
| 8 | to [be] kept | 459 |
|
| 9 | to be kept | 459 |
|
