| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] a [noun] [prep] [noun] | 2446 |
|
| 2 | [be] a [noun] [prep] [noun sg] | 1587 |
|
| 3 | [be] a [noun] [prep] discussion | 30 |
|
| 4 | [be] [art] [noun] [prep] discussion | 14 |
|
| 5 | [be] [art] [noun] [prep] discussion | 14 |
|
| 6 | [be] a [noun] [prep] discussion | 8 |
|
| 7 | [be] a [noun] [prep] discussion | 8 |
|
| 8 | [be] a [noun] [prep] discussion | 8 |
|
