| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] for a [num ord] | 37 |
|
| 2 | [verb] for a [num ord] time | 36 |
|
| 3 | [was/were] [verb] a [num ord] time | 10 |
|
| 4 | [was/were] [verb] for a time | 10 |
|
