| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] [prep] | 1995 |
|
| 2 | been [v-ing] [adv] [prep] | 1334 |
|
| 3 | [vb base] been [v-ing] [adv] | 1040 |
|
| 4 | [vb base] been [adv] [prep] | 520 |
|
| 5 | [vb base] [v-ing] [adv] [prep] | 461 |
|
