| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] on [prep] some time | 12 |
|
| 2 | [been] [verb] on for some time | 12 |
|
| 3 | [been] [verb] on [prep] some time | 12 |
|
| 4 | [been] [verb] on for some time | 12 |
|
| 5 | [been] [v-ing] on [prep] some time | 12 |
|
| 6 | [been] [verb] on [prep] some time | 12 |
|
| 7 | [been] going on [prep] some time | 9 |
|
| 8 | [been] go on [prep] some time | 9 |
|
