| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [v-ing] on [prep] [det] | 28 |
|
| 2 | have been [v-ing] on [prep] [det] | 28 |
|
| 3 | have [been] [v-ing] on for [det] | 23 |
|
| 4 | have [been] [v-ing] on for [det] | 23 |
|
| 5 | have [been] going on [prep] [det] | 21 |
|
| 6 | have [been] [v-ing] on [prep] some | 15 |
|
| 7 | has [been] [v-ing] on [prep] [det] | 10 |
|
| 8 | had [been] [v-ing] on [prep] [det] | 9 |
|
