| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [been] [v-ing] [prep] [noun] | 333 |
|
| 2 | [Wh det] [vb -s] [been] [v-ing] [prep] | 106 |
|
| 3 | [Wh det] [vb -s] [been] [prep] [noun] | 42 |
|
| 4 | [Wh det] [vb -s] [v-ing] [prep] [noun] | 24 |
|
| 5 | [Wh det] [vb -s] [been] [v-ing] [noun] | 20 |
|
