| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] be [noun pl] | 159 |
|
| 2 | it could be [noun] | 122 |
|
| 3 | [pron] could be [noun pl] | 108 |
|
| 4 | [pers pn] could be [noun pl] | 52 |
|
| 5 | it could be [noun pl] | 25 |
|
| 6 | it could [be] [noun pl] | 25 |
|
