| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] at [adj] time | 139 |
|
| 2 | may [vb infin] at [adj] | 84 |
|
| 3 | may [vb infin] [adj] time | 46 |
|
| 4 | may at [adj] time | 35 |
|
