| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [vb -s] [been] [v-ing] on [prep] | 12 |
|
| 2 | [det] [vb -s] [been] going on [prep] | 12 |
|
| 3 | [det] [vb -s] been [v-ing] on [prep] | 12 |
|
| 4 | [det] has [been] [v-ing] on [prep] | 10 |
|
| 5 | [det] [vb -s] [been] [v-ing] on for | 9 |
|
| 6 | [det] [vb -s] [been] [v-ing] on for | 9 |
|
| 7 | this [vb -s] [been] [v-ing] on [prep] | 7 |
|
