| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] be [verb] [prep] this | 43 |
|
| 2 | [prep] [pron] be happen [prep] [adj] | 33 |
|
| 3 | [prep] [pron] [be] happen [prep] this | 6 |
|
