| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [been] [prep] [det] [noun sg] | 343 |
|
| 2 | could [verb] [prep] [det] [noun sg] | 336 |
|
| 3 | could [verb] [been] [det] [noun sg] | 27 |
|
| 4 | could [verb] [been] [prep] [det] | 21 |
|
| 5 | could [verb] [been] [prep] [noun sg] | 11 |
|
