| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] [pron] [adj] | 1096 |
|
| 2 | [vb mod] [vb infin] themselves [adj] | 63 |
|
| 3 | [modal v] [vb infin] themselves [adj] | 63 |
|
| 4 | could [verb] themselves [adj] | 8 |
|
| 5 | could [vb infin] themselves [adj] | 7 |
|
