| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] often [vb past] to [be] | 10 |
|
| 2 | [noun sg] often [vb past] to [be] | 6 |
|
| 3 | [pron] often [vb past] to [be] | 5 |
|
| 4 | often [vb past] [pron] to [be] | 7 |
|
| 5 | often [vb past] to [be] [verb] | 15 |
|
| 6 | often [vb past] to [be] [vb pp] | 10 |
|
| 7 | often [vb past] to [be] [art] | 7 |
|
| 8 | often [vb past] to [be] [art] | 7 |
|
| 9 | often [vb past] to [be] a | 6 |
|
| 10 | often [vb past] to [be] a | 6 |
|
| 11 | often [vb past] to [be] [v-ing] | 5 |
|
