| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] has happen [prep] | 285 |
|
| 2 | [pron] [adv] happen [prep] | 255 |
|
| 3 | [pron] has [adv] [prep] | 128 |
|
| 4 | [pron] has [adv] happen | 77 |
|
| 5 | has [adv] happen [prep] | 69 |
|
