| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] at any time | 58 |
|
| 2 | may at [det] time | 35 |
|
| 3 | [vb mod] at some time | 11 |
|
| 4 | could at [det] time | 9 |
|
| 5 | might at [det] time | 8 |
|
| 6 | can at [det] time | 7 |
|
