| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [v-ing] [prep] [noun] | 262 |
|
| 2 | [been] [v-ing] [prep] two [noun] | 29 |
|
| 3 | has [been] [v-ing] [prep] two | 12 |
|
