| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] a [noun] [prep] | 16088 |
|
| 2 | a significant [noun] [prep] | 2190 |
|
| 3 | [vb pp] a significant [noun] | 203 |
|
| 4 | [vb pp] significant [noun] [prep] | 84 |
|
