| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [vb pp] [verb] [prep] a [noun] | 311 |
|
| 2 | [vb infin] [vb pp] [verb] [prep] [art] [noun] | 116 |
|
| 3 | [vb infin] [verb] [verb] [prep] a [noun] | 51 |
|
