| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [been] [v-ing] for [noun] | 48 |
|
| 2 | [been] [v-ing] for two [noun] | 21 |
|
| 3 | [vb -s] [been] [v-ing] for two | 9 |
|
