| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] [noun] for | 70 |
|
| 2 | have been [v-ing] [noun] for | 46 |
|
| 3 | [vb base] been [v-ing] [noun pl] for | 41 |
|
| 4 | 've been [v-ing] [noun] for | 24 |
|
| 5 | [vb base] been [v-ing] [noun sg] for | 20 |
|
| 6 | [vb base] been taking [noun] for | 6 |
|
| 7 | [vb base] been using [noun] for | 5 |
|
| 8 | [vb base] been [v-ing] [n mass] for | 5 |
|
