| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it could [adv] [be] [verb] [subord] | 21 |
|
| 2 | it could [adv] [be] [vb pp] [subord] | 21 |
|
| 3 | it could [adv] [be] [adj] [subord] | 9 |
|
| 4 | it could [adv] [be] [adv] [subord] | 5 |
|
| 5 | it could [adv] [be] [adj -er] [subord] | 5 |
|
| 6 | it could [adv] [be] [adv] [subord] | 5 |
|
| 7 | it could [adv] [be] [subord] [pron] | 5 |
|
