| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [noun pl] in | 157 |
|
| 2 | have been [noun sg] in | 84 |
|
| 3 | have been [noun] in | 83 |
|
| 4 | had been [noun] in | 72 |
|
| 5 | has been [noun] in | 40 |
|
| 6 | have been [noun] in | 31 |
|
| 7 | have been change in | 19 |
|
| 8 | have been changes in | 18 |
|
| 9 | have been [n mass] in | 8 |
|
| 10 | have been difficulty in | 7 |
|
| 11 | to have been [noun] in | 6 |
|
| 12 | 's been [noun] in | 6 |
|
| 13 | having been [noun] in | 5 |
|
| 14 | have been progress in | 5 |
|
| 15 | have been progress in | 5 |
|
