| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [be] [verb] to [be] | 511 |
|
| 2 | [be] [verb] to [be] an | 293 |
|
| 3 | which [verb] to [be] an | 12 |
|
| 4 | which [be] [verb] to an | 7 |
|
