| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun] [noun prp] has been [v-ing] | 10 |
|
| 2 | [adj] [noun] [noun prp] has be [v-ing] | 10 |
|
| 3 | [adj] [noun] [noun prp] has [been] [v-ing] | 10 |
|
