| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] an [noun] | 16642 |
|
| 2 | be an [noun] | 16641 |
|
| 3 | been [art] [noun] | 11909 |
|
| 4 | been [art] [noun] | 11909 |
|
| 5 | been a [noun] | 7184 |
|
| 6 | [been] an [noun] | 929 |
|
