| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adv] two year | 39 |
|
| 2 | [was/were] [adv] two year | 39 |
|
| 3 | [was/were] [adv] two years | 38 |
|
| 4 | was [adv] two year | 34 |
|
| 5 | [was/were] only two year | 12 |
|
| 6 | [was/were] only two year | 12 |
|
| 7 | [was/were] about two year | 7 |
|
| 8 | [was/were] about two year | 7 |
|
| 9 | were [adv] two year | 5 |
|
