| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] on [prep] [art] | 55 |
|
| 2 | have [been] [v-ing] on [prep] the | 40 |
|
| 3 | have [been] going on [prep] [art] | 38 |
|
| 4 | has [been] [v-ing] on [prep] [art] | 23 |
|
| 5 | have [been] [v-ing] on for [art] | 17 |
|
| 6 | have [been] [v-ing] on [prep] a | 15 |
|
| 7 | had [been] [v-ing] on [prep] [art] | 13 |
|
| 8 | have [been] [v-ing] on in [art] | 10 |
|
| 9 | 's [been] [v-ing] on [prep] [art] | 7 |
|
