| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] be [verb] a [noun] | 471 |
|
| 2 | [verb] be offer a [noun] | 58 |
|
| 3 | [vb past] be offer [art] [noun] | 32 |
|
| 4 | [vb past] [be] offer a [noun] | 22 |
|
