| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've been [v-ing] [prep] [pron] | 195 |
|
| 2 | they 've been [v-ing] [prep] | 71 |
|
| 3 | they 've been [v-ing] [pron] | 48 |
|
| 4 | they 've been [prep] [pron] | 12 |
|
