| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could be [vb pp] [prep] | 7113 |
|
| 2 | also be [vb pp] [prep] | 1982 |
|
| 3 | could also be [vb pp] | 278 |
|
| 4 | could also be [prep] | 11 |
|
