| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] at the [adj] time | 1501 |
|
| 2 | [vb infin] [noun] at the [adj] | 84 |
|
| 3 | [vb infin] at the [adj] time | 76 |
|
| 4 | [vb infin] [noun] at [adj] time | 31 |
|
