| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [v-ing] [noun] for | 57 |
|
| 2 | has [been] [v-ing] [noun] [noun pl] | 46 |
|
| 3 | has [been] [v-ing] [noun pl] for | 32 |
|
| 4 | [been] [v-ing] [noun] [noun pl] for | 19 |
|
