| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [adv] [prep] | 1334 |
|
| 2 | 've been [v-ing] [prep] | 879 |
|
| 3 | 've been [v-ing] [adv] | 447 |
|
| 4 | 've been [adv] [prep] | 257 |
|
