| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] has been [art] [noun] | 198 |
|
| 2 | [noun pl] [vb -s] been [art] [noun sg] | 191 |
|
| 3 | [noun pl] [vb -s] been the [noun] | 148 |
|
| 4 | years [vb -s] been [art] [noun] | 50 |
|
| 5 | [noun pl] [vb -s] been a [noun] | 39 |
|
| 6 | [noun pl] [vb -s] been [art] subject | 12 |
|
| 7 | [noun pl] [vb -s] been [art] subject | 12 |
|
| 8 | [noun pl] [vb -s] been an [noun] | 11 |
|
| 9 | changes [vb -s] been [art] [noun] | 6 |
|
| 10 | [noun pl] [vb -s] been [art] introduction | 5 |
|
| 11 | [noun pl] [vb -s] been [art] growth | 5 |
|
| 12 | [noun pl] [vb -s] been [art] increase | 5 |
|
| 13 | [noun pl] [vb -s] been [art] growth | 5 |
|
| 14 | [noun pl] [vb -s] been [art] increase | 5 |
|
| 15 | [noun pl] [vb -s] been [art] introduction | 5 |
|
