| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [verb] [verb] for | 626 |
|
| 2 | they could [verb] [verb] | 485 |
|
| 3 | could [verb] [verb] for | 131 |
|
| 4 | they could [verb] for | 64 |
|
