| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [art] [noun] of [noun pl] | 313 |
|
| 2 | have been [art] [noun sg] of [noun pl] | 283 |
|
| 3 | have been a [noun] of [noun pl] | 224 |
|
| 4 | have been a [noun] of [noun pl] | 215 |
|
| 5 | has been [art] [noun] of [noun pl] | 93 |
|
| 6 | have been [art] [noun] of [noun pl] | 88 |
|
| 7 | have been [art] number of [noun pl] | 80 |
|
| 8 | have been [art] number of [noun pl] | 80 |
|
| 9 | have been the [noun] of [noun pl] | 79 |
|
| 10 | have been the [noun] of [noun pl] | 79 |
|
| 11 | had been [art] [noun] of [noun pl] | 70 |
|
| 12 | have been [art] lot of [noun pl] | 25 |
|
| 13 | have been [art] lot of [noun pl] | 25 |
|
| 14 | have been [art] [noun] of [noun pl] | 24 |
|
| 15 | have been [art] [n mass] of [noun pl] | 20 |
|
| 16 | have been [art] series of [noun pl] | 19 |
|
| 17 | have been [art] series of [noun pl] | 19 |
|
| 18 | have been [art] couple of [noun pl] | 18 |
|
| 19 | have been [art] couple of [noun pl] | 18 |
|
| 20 | 's been [art] [noun] of [noun pl] | 17 |
|
| 21 | have been [art] [noun] of studies | 11 |
|
| 22 | have been [art] [noun pl] of [noun pl] | 10 |
|
| 23 | have been no [noun] of [noun pl] | 10 |
|
| 24 | have been no [noun] of [noun pl] | 10 |
|
| 25 | to have been [art] [noun] of [noun pl] | 9 |
|
| 26 | have been [art] [noun] of attempts | 9 |
|
| 27 | have been an [noun] of [noun pl] | 9 |
|
| 28 | have been [art] [noun] of changes | 7 |
|
| 29 | have been [art] [noun] of problems | 7 |
|
| 30 | have been [art] [noun] of times | 7 |
|
