| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] at the [noun] | 1256 |
|
| 2 | [was/were] [prep] the time | 148 |
|
| 3 | [be] at the time | 139 |
|
| 4 | [was/were] at [art] time | 123 |
|
| 5 | [was/were] at [art] time | 123 |
|
| 6 | [was/were] at the time | 102 |
|
