| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [verb] [prep] a [adj] | 627 |
|
| 2 | has [vb pp] [prep] a [adj] | 588 |
|
| 3 | has occurred [prep] [art] [adj] | 36 |
|
| 4 | has occurred [prep] [art] [adj] | 36 |
|
| 5 | [verb] occurred [prep] a [adj] | 30 |
|
| 6 | have occurred [prep] a [adj] | 30 |
|
| 7 | has occurred [prep] a [adj] | 22 |
|
| 8 | [vb -s] occurred [prep] a [adj] | 21 |
|
| 9 | has occurred [prep] a [adj] | 21 |
|
| 10 | has occurred [prep] a [adj] | 21 |
|
| 11 | has occur [prep] a [adj] | 21 |
|
