| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] [prep] a | 1099 |
|
| 2 | that [verb] [prep] a | 777 |
|
| 3 | that could [verb] [prep] | 169 |
|
| 4 | that could [verb] a | 71 |
|
