| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] [prep] | 210218 |
|
| 2 | [adv] [v-ing] [prep] | 19279 |
|
| 3 | [adv] happen [prep] | 836 |
|
| 4 | [adv] happening [prep] | 105 |
|
