| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | happen [prep] the [num ord] [noun sg] | 69 |
|
| 2 | has happen [prep] the [noun sg] | 64 |
|
| 3 | has happen [prep] the [num ord] | 15 |
|
| 4 | has [prep] the [num ord] [noun sg] | 14 |
|
