| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there [vb mod] have been many [noun] | 7 |
|
| 2 | there [vb mod] have been many [noun] | 7 |
|
| 3 | there must [verb] been many [noun] | 7 |
|
| 4 | there [vb mod] [vb infin] been many [noun] | 7 |
|
| 5 | there [vb mod] [verb] been many [noun pl] | 5 |
|
