| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] to be [vb pp] [prep] their | 11 |
|
| 2 | [vb pp] to [be] [vb pp] [prep] their | 11 |
|
| 3 | [vb pp] to [be] [vb pp] [prep] their | 11 |
|
| 4 | [vb pp] to be [vb pp] [prep] their | 11 |
|
