| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [n mass] [prep] [pron] [pers pn] could | 13 |
|
| 2 | [n mass] [prep] which [pers pn] could | 10 |
|
| 3 | [n mass] [prep] [Wh det] [pers pn] could | 10 |
|
| 4 | [n mass] [prep] which [pers pn] could | 10 |
|
| 5 | [n mass] [prep] [pers pn] could [verb] | 5 |
|
| 6 | [n mass] [prep] [pers pn] could [vb infin] | 5 |
|
