| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [adj] [noun] in | 141 |
|
| 2 | have been [adj] [noun] in | 136 |
|
| 3 | [vb base] been [adj] [noun pl] in | 135 |
|
| 4 | [vb base] been [adj] [noun] in | 92 |
|
| 5 | [vb base] been [det] [noun] in | 39 |
|
| 6 | [vb base] been [adj] changes in | 26 |
|
| 7 | [vb base] been [adj] change in | 26 |
|
| 8 | [vb base] been many [noun] in | 16 |
|
| 9 | [vb base] been many [noun] in | 16 |
|
| 10 | [vb base] been [adj] development in | 11 |
|
| 11 | [vb base] been [adj] developments in | 11 |
|
| 12 | [vb base] been several [noun] in | 10 |
|
| 13 | [vb base] been [num] [noun] in | 10 |
|
| 14 | [vb base] been several [noun] in | 10 |
|
| 15 | [vb base] been some [noun] in | 9 |
|
| 16 | [vb base] been some [noun] in | 9 |
|
| 17 | [vb base] been major [noun] in | 8 |
|
| 18 | [vb base] been significant [noun] in | 8 |
|
| 19 | [vb base] been major [noun] in | 8 |
|
| 20 | [vb base] been significant [noun] in | 8 |
|
| 21 | [vb base] been [adj] improvement in | 6 |
|
| 22 | [vb base] been [adj] years in | 6 |
|
| 23 | [vb base] been [adj] improvements in | 6 |
|
| 24 | [vb base] been [adj] year in | 6 |
|
| 25 | [vb base] been important [noun] in | 5 |
|
| 26 | [vb base] been [adj] advance in | 5 |
|
| 27 | [vb base] been [adj] advances in | 5 |
|
| 28 | 've been [adj] [noun] in | 5 |
|
| 29 | [vb base] been important [noun] in | 5 |
|
| 30 | [vb base] been [adj] increases in | 5 |
|
