| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [been] [v-ing] on [prep] some | 7 |
|
| 2 | [vb past] be [v-ing] on [prep] some | 7 |
|
| 3 | had [be] [v-ing] on [prep] some | 7 |
|
| 4 | [vb past] been [v-ing] on [prep] some | 7 |
|
| 5 | [vb past] [be] [v-ing] on [prep] some | 7 |
|
| 6 | [vb past] [be] [v-ing] on for some | 7 |
|
| 7 | [vb past] [be] going on [prep] some | 6 |
|
