| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [vb infin] [vb pp] at [adj] time | 13 |
|
| 2 | [modal v] [vb infin] [vb pp] at [adj] time | 13 |
|
| 3 | could [vb infin] [vb pp] at [adj] time | 7 |
|
| 4 | could [vb infin] [vb pp] at [adj] time | 7 |
|
| 5 | [vb infin] [been] [vb pp] at [adj] time | 10 |
|
| 6 | [vb infin] been [vb pp] at [adj] time | 10 |
|
| 7 | [vb infin] [be] [vb pp] at [adj] time | 10 |
|
| 8 | [vb infin] be [vb pp] at [adj] time | 10 |
|
| 9 | [vb infin] [vb pp] [adv] at [adj] time | 7 |
|
| 10 | [vb infin] [vb pp] at [art] [adj] time | 32 |
|
| 11 | [vb infin] [vb pp] at [art] [adj] time | 32 |
|
| 12 | [vb infin] [vb pp] at a [adj] time | 31 |
|
| 13 | [vb infin] [vb pp] at a [adj] time | 31 |
|
