| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] happen when a [noun sg] | 16 |
|
| 2 | what happen when a [noun sg] | 14 |
|
| 3 | what happen when a [noun sg] | 14 |
|
| 4 | [Wh det] happen when a [noun sg] | 14 |
|
| 5 | [adj] happen when a [noun sg] | 5 |
|
| 6 | happen when a [adj] [noun sg] | 9 |
|
| 7 | happen when a [adj] [noun sg] | 9 |
|
| 8 | happen when a [noun] [noun sg] | 8 |
|
| 9 | happen when a [noun sg] [noun sg] | 8 |
|
| 10 | happen when a [noun sg] [noun] | 10 |
|
| 11 | happen when a [noun sg] [verb] | 10 |
|
| 12 | happen when a [noun sg] [vb -s] | 10 |
|
| 13 | happen when a [noun sg] [noun sg] | 8 |
|
| 14 | happen when a [noun sg] [prep] | 6 |
|
| 15 | happen when a [noun sg] of | 6 |
|
| 16 | happen when a [noun sg] of | 6 |
|
| 17 | happen when a [noun sg] [prep] | 6 |
|
| 18 | happen when a [noun sg] [be] | 5 |
|
| 19 | happen when a [noun sg] be | 5 |
|
