| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [vb past] [be] | 2933 |
|
| 2 | years [conj] [vb past] | 331 |
|
| 3 | years [conj] [be] | 276 |
|
| 4 | years [vb past] [be] | 67 |
|
