| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [prep] [det] [noun] [prep] | 5460 |
|
| 2 | happen [prep] [det] [noun] [prep] | 67 |
|
| 3 | [adj] happen [prep] [det] [noun] | 23 |
|
| 4 | [adj] happen [prep] [noun] [prep] | 10 |
|
