| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [verb] for a long | 8 |
|
| 2 | [was/were] [v-ing] for a long | 7 |
|
| 3 | were [verb] for a long | 5 |
|
| 4 | [was/were] [vb pp] for a long | 5 |
|
