| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if there have been [art] [adj] | 34 |
|
| 2 | if there have been [art] [adj] | 29 |
|
| 3 | if there have been a [adj] | 22 |
|
| 4 | if there have been a [adj] | 21 |
|
| 5 | if there had been [art] [adj] | 15 |
|
| 6 | if there has been [art] [adj] | 11 |
|
| 7 | if there have been no [adj] | 10 |
|
| 8 | if there have been no [adj] | 10 |
|
