| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [modal v] [verb] [prep] | 3641 |
|
| 2 | [modal v] [verb] been [prep] | 1268 |
|
| 3 | [conj] [modal v] [verb] been | 942 |
|
| 4 | [conj] [verb] been [prep] | 376 |
|
