| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] at [adj] time or | 6 |
|
| 2 | [to-vb] at [det] time [conj] | 6 |
|
| 3 | [to-vb] at [adj] time [coord] | 6 |
|
| 4 | [to-vb] at [adj] time or | 6 |
|
