| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there have [be] [adj] studies | 22 |
|
| 2 | there have been [adj] study | 22 |
|
| 3 | there have [been] [adj] study | 22 |
|
| 4 | there have be [adj] study | 22 |
|
| 5 | there have [be] [det] study | 15 |
|
| 6 | there have [be] few study | 6 |
|
| 7 | there have [be] many study | 6 |
|
| 8 | there have [be] many study | 6 |
|
| 9 | there have [be] few study | 6 |
|
| 10 | there have [be] [adj] study | 5 |
|
