| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have caused a great deal of | 12 |
|
| 2 | have caused a great [noun] of | 12 |
|
| 3 | have caused a great [noun sg] of | 12 |
|
| 4 | have caused a great deal of | 12 |
|
| 5 | has caused a great [noun] of | 7 |
|
