| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [be] [v-ing] [prep] | 1277 |
|
| 2 | 've [be] [v-ing] [prep] | 879 |
|
| 3 | 've [adv] [be] [prep] | 215 |
|
| 4 | 've [adv] [be] [v-ing] | 185 |
|
