| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] in [noun] | 62163 |
|
| 2 | [vb pp] in [noun pl] | 8090 |
|
| 3 | [vb pp] [prep] years | 392 |
|
| 4 | [vb pp] [prep] years | 392 |
|
| 5 | [verb] in years | 80 |
|
| 6 | [vb pp] in year | 77 |
|
| 7 | [vb pp] in years | 63 |
|
