| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [v-ing] on [prep] [adj] | 24 |
|
| 2 | has been [v-ing] on [prep] [adj] | 24 |
|
| 3 | has [been] [v-ing] on for [adj] | 17 |
|
| 4 | has [been] going on [prep] [adj] | 17 |
|
| 5 | has [been] [v-ing] on [prep] [det] | 10 |
|
| 6 | has [been] [v-ing] on [prep] [num] | 9 |
|
| 7 | has [been] [v-ing] on [prep] some | 5 |
|
| 8 | has [been] [v-ing] on [prep] some | 5 |
|
