| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] [prep] [pron] | 4841 |
|
| 2 | been [v-ing] [prep] [pron] | 1140 |
|
| 3 | [be] happening [prep] [pron] | 329 |
|
| 4 | be happening [prep] [pron] | 329 |
|
| 5 | been happen [prep] [pron] | 15 |
|
| 6 | [been] happening [prep] [pron] | 15 |
|
| 7 | been happening [prep] [pron] | 15 |
|
