| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] [noun] at [adj] time | 371 |
|
| 2 | [prep] [art] [noun] at that [noun] | 192 |
|
| 3 | [prep] [art] [noun] [prep] that time | 171 |
|
| 4 | [prep] [art] [noun] [prep] that time | 171 |
|
| 5 | [prep] [art] [noun] at that time | 122 |
|
| 6 | [prep] [art] [noun] at that time | 122 |
|
