| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they 've [be] [v-ing] [prep] | 71 |
|
| 2 | they [be] [v-ing] [det] [prep] | 33 |
|
| 3 | 've [be] [v-ing] [det] [prep] | 31 |
|
| 4 | they 've [be] [v-ing] [det] | 23 |
|
