| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] in [num] [noun] [noun] | 180 |
|
| 2 | [vb pp] [prep] [num] years [noun] | 31 |
|
| 3 | [vb pp] [prep] [num] years [noun] | 31 |
|
| 4 | [verb] in [num] years [noun] | 20 |
|
| 5 | [vb pp] in [num] [noun pl] [noun] | 15 |
|
| 6 | [vb pp] in [adj] years [noun] | 9 |
|
| 7 | [vb pp] in [num] year [noun] | 8 |
|
| 8 | [vb pp] in [num] years [noun] | 6 |
|
