| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] there has been [art] [adj] | 31 |
|
| 2 | [adj] there has been a [adj] | 30 |
|
| 3 | [num] there has been [art] [adj] | 28 |
|
| 4 | [adj] there has been [art] [adj] | 27 |
|
| 5 | [adj] there has been a [adj] | 26 |
|
| 6 | 1980s there has been [art] [adj] | 5 |
|
| 7 | 1980s there has been [art] [adj] | 5 |
|
