| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it could [adv] [be] | 882 |
|
| 2 | it [adv] [be] [prep] | 239 |
|
| 3 | could [adv] [be] [prep] | 174 |
|
| 4 | it could [be] [prep] | 94 |
|
| 5 | it could [adv] [prep] | 18 |
|
