| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been a [noun] [prep] [noun sg] | 804 |
|
| 2 | offer a [noun] [prep] [noun sg] | 285 |
|
| 3 | been offer a [noun] [prep] | 41 |
|
| 4 | been offer a [noun] [noun sg] | 9 |
|
