| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] on for [det] time | 14 |
|
| 2 | [v-ing] on for some time | 14 |
|
| 3 | [v-ing] on for some time | 14 |
|
| 4 | [v-ing] on for [adj] time | 14 |
|
| 5 | going on for [adj] time | 10 |
|
