| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there have been several | 112 |
|
| 2 | [ex0] have been several | 112 |
|
| 3 | [pron] have been several | 112 |
|
| 4 | there have been several | 112 |
|
| 5 | [vb mod] have been several | 8 |
|
| 6 | [modal v] have been several | 8 |
|
| 7 | must have been several | 5 |
|
| 8 | must have been several | 5 |
|
| 9 | have [adv] been several | 8 |
|
| 10 | have [adv] been several | 8 |
|
| 11 | have been [verb] several | 75 |
|
| 12 | have been [vb pp] several | 71 |
|
| 13 | have been [prep] several | 13 |
|
| 14 | have been [prep] several | 13 |
|
| 15 | have been [adv] several | 11 |
|
| 16 | have been [adv] several | 7 |
|
| 17 | have been mentioned several | 5 |
|
| 18 | have been mention several | 5 |
|
| 19 | have been several [noun] | 72 |
|
| 20 | have been several [noun pl] | 67 |
|
| 21 | have been several [adj] | 49 |
|
| 22 | have been several [adj] | 41 |
|
| 23 | have been several attempts | 8 |
|
| 24 | have been several attempt | 8 |
|
| 25 | have been several [num] | 6 |
|
| 26 | have been several cases | 5 |
|
| 27 | have been several case | 5 |
|
