| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] there have [been] a [adj] | 124 |
|
| 2 | [noun] [ex0] have been a [adj] | 124 |
|
| 3 | [noun] [ex0] has [been] a [adj] | 91 |
|
| 4 | [noun sg] [ex0] have [been] a [adj] | 63 |
|
| 5 | [noun pl] [ex0] have [been] a [adj] | 45 |
|
| 6 | year [ex0] have [been] a [adj] | 37 |
|
| 7 | years [ex0] have [been] a [adj] | 36 |
|
| 8 | [noun] [ex0] had [been] a [adj] | 27 |
|
| 9 | [noun prp] [ex0] have [been] a [adj] | 16 |
|
| 10 | [noun] [ex0] have [been] a growing | 10 |
|
| 11 | [noun] [ex0] have [been] a great | 9 |
|
| 12 | [noun] [ex0] have [been] a steady | 9 |
|
| 13 | [noun] [ex0] have [been] a considerable | 8 |
|
| 14 | century [ex0] have [been] a [adj] | 7 |
|
| 15 | [noun] [ex0] have [been] a strong | 7 |
|
| 16 | century [ex0] have [been] a [adj] | 7 |
|
| 17 | [noun] [ex0] have [been] a major | 6 |
|
| 18 | [noun] [ex0] have [been] a significant | 6 |
|
| 19 | time [ex0] have [been] a [adj] | 6 |
|
| 20 | time [ex0] have [been] a [adj] | 5 |
|
| 21 | [noun] [ex0] have [been] a dramatic | 5 |
|
| 22 | [noun] [ex0] have [been] a remarkable | 5 |
|
