| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] at the [adj] | 268 |
|
| 2 | [prep] [noun prp] at the time | 225 |
|
| 3 | [prep] [noun prp] at [adj] time | 184 |
|
| 4 | [noun prp] at the [adj] time | 99 |
|
| 5 | [prep] at the [adj] time | 27 |
|
| 6 | [prep] [noun prp] the [adj] time | 15 |
|
