| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [det] years | 54 |
|
| 2 | [was/were] many years | 31 |
|
| 3 | [was/were] some years | 17 |
|
| 4 | [was/were] several years | 12 |
|
| 5 | were [det] years | 7 |
|
