| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] be of | 180 |
|
| 2 | it could be [prep] | 94 |
|
| 3 | [pron] could be of | 62 |
|
| 4 | it could [be] of | 10 |
|
| 5 | it could be of | 10 |
|
| 6 | it could [be] of | 10 |
|
