| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] an [noun] | 2986 |
|
| 2 | [verb] for an [noun] | 1589 |
|
| 3 | [modal v] [verb] for [noun] | 1435 |
|
| 4 | [modal v] [verb] for an | 127 |
|
