| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there have been a [adj] | 1007 |
|
| 2 | there has [been] a [adj] | 663 |
|
| 3 | there had [been] a [adj] | 244 |
|
| 4 | there 's [been] a [adj] | 69 |
|
| 5 | there have [been] a great | 66 |
|
| 6 | there have [been] a steady | 42 |
|
| 7 | there have [been] a significant | 34 |
|
| 8 | there have [been] a marked | 32 |
|
| 9 | there have [been] a major | 30 |
|
| 10 | there have [been] a considerable | 28 |
|
| 11 | there have [been] a growing | 28 |
|
| 12 | there have [been] a big | 27 |
|
| 13 | there have [been] a substantial | 24 |
|
| 14 | there have [been] a dramatic | 23 |
|
| 15 | there have [been] a large | 22 |
|
| 16 | there have [been] a remarkable | 19 |
|
| 17 | there have [been] a gradual | 18 |
|
| 18 | there have [been] a good | 18 |
|
| 19 | there have [been] a tremendous | 18 |
|
| 20 | there 'd [been] a [adj] | 17 |
|
| 21 | there have [been] a recent | 17 |
|
| 22 | there have [been] a strong | 16 |
|
| 23 | there have [been] a long | 15 |
|
| 24 | there have [been] a sharp | 15 |
|
| 25 | there have [been] a rapid | 13 |
|
| 26 | there have [been] a slight | 13 |
|
| 27 | there have [been] a [adj] | 13 |
|
| 28 | there have [been] a certain | 13 |
|
| 29 | there have [been] a general | 12 |
|
| 30 | there have [been] a similar | 10 |
|
