| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [v-ing] [pos pn] [noun] | 101 |
|
| 2 | has [been] [v-ing] [noun] for | 57 |
|
| 3 | [been] [v-ing] [pos pn] [noun] for | 44 |
|
| 4 | has [been] [pos pn] [noun] for | 15 |
|
