| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [prep] [noun prp] | 889 |
|
| 2 | could [verb] [prep] [noun prp] | 417 |
|
| 3 | could [verb] been [prep] | 99 |
|
| 4 | could [verb] been [noun prp] | 38 |
|
