| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] a [noun] [noun] | 13766 |
|
| 2 | be a [noun] [noun] | 13763 |
|
| 3 | been [art] [noun] [noun] | 1004 |
|
| 4 | [been] a [noun] [noun] | 722 |
|
