| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [adv] happen [prep] [be] | 9 |
|
| 2 | they [adv] happen [prep] [be] | 9 |
|
| 3 | they [adv] happen [prep] be | 9 |
|
| 4 | they [adv] happen [prep] be | 9 |
|
