| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb base] [pron] [verb] | 1535 |
|
| 2 | [vb base] [pron] could [verb] | 1157 |
|
| 3 | they [vb base] [pron] could | 31 |
|
| 4 | they [vb base] could [verb] | 12 |
|
| 5 | they [pron] could [verb] | 9 |
|
