| No | Pattern | Freq | Relations |
|---|---|---|---|
| 31 | could have been [det] [prep] | 9 |
|
| 32 | could have been [det] of | 8 |
|
| 33 | could have been [det] of | 8 |
|
| 34 | could have been [det] one | 7 |
|
| 35 | could have been [det] [num] | 7 |
|
| 36 | could have been [det] [adj] | 7 |
|
| 37 | could have been [det] one | 7 |
|
