| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they 've been [v-ing] [prep] | 71 |
|
| 2 | 've been [v-ing] [adj] [prep] | 35 |
|
| 3 | they 've been [v-ing] [adj] | 34 |
|
| 4 | they 've been [adj] [prep] | 24 |
|
