| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] time [conj] | 649 |
|
| 2 | [to-vb] at [adj] time | 74 |
|
| 3 | [to-vb] at [adj] [conj] | 68 |
|
| 4 | [to-vb] [adj] time [conj] | 52 |
|
