| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] has had a major [noun] | 12 |
|
| 2 | [noun] has have a major [noun sg] | 12 |
|
| 3 | [noun sg] has have a major [noun] | 8 |
|
| 4 | [noun] has have a major impact | 6 |
|
| 5 | [noun] has have a major impact | 6 |
|
