| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [be] happen [prep] | 63 |
|
| 2 | [det] this [be] [prep] | 56 |
|
| 3 | this [be] happen [prep] | 35 |
|
| 4 | [det] this [be] happen | 14 |
|
| 5 | [det] this happen [prep] | 10 |
|
