| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been a [noun] [prep] [noun pl] | 319 |
|
| 2 | been a [noun sg] [prep] [noun pl] | 318 |
|
| 3 | been a [noun] of [noun pl] | 267 |
|
| 4 | been a number [prep] [noun pl] | 80 |
|
| 5 | been a number [prep] [noun pl] | 80 |
|
| 6 | been a [noun] for [noun pl] | 32 |
|
| 7 | been a lot [prep] [noun pl] | 29 |
|
| 8 | been a lot [prep] [noun pl] | 29 |
|
| 9 | been a couple [prep] [noun pl] | 23 |
|
| 10 | been a couple [prep] [noun pl] | 23 |
|
| 11 | been a [noun] in [noun pl] | 22 |
|
| 12 | been a [n mass] [prep] [noun pl] | 20 |
|
| 13 | been a series [prep] [noun pl] | 19 |
|
| 14 | been a series [prep] [noun pl] | 19 |
|
| 15 | been an [noun] [prep] [noun pl] | 19 |
|
| 16 | been a [noun] [prep] years | 12 |
|
| 17 | been a [noun] [prep] studies | 11 |
|
| 18 | been a [noun] [prep] changes | 9 |
|
| 19 | been a [noun] [prep] attempts | 8 |
|
| 20 | been a [noun] [prep] times | 7 |
|
| 21 | been a [noun] [prep] occasions | 6 |
|
| 22 | been a [noun] [prep] accidents | 6 |
|
| 23 | been a [noun] [prep] days | 5 |
|
| 24 | been a succession [prep] [noun pl] | 5 |
|
| 25 | been a [noun] [prep] cases | 5 |
|
| 26 | been a succession [prep] [noun pl] | 5 |
|
