| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [be] [vb pp] [prep] [noun sg] | 5042 |
|
| 2 | having [be] [vb pp] [prep] [noun sg] | 92 |
|
| 3 | having to [be] [vb pp] [prep] | 46 |
|
