| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [been] [prep] | 1268 |
|
| 2 | [modal v] [verb] [been] [prep] | 1268 |
|
| 3 | [modal v] [verb] [be] for | 79 |
|
| 4 | [modal v] [verb] [been] for | 62 |
|
