| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] on in the [adj] | 17 |
|
| 2 | is [verb] on in the [adj] | 17 |
|
| 3 | is [verb] on in the [adj] | 14 |
|
| 4 | is [v-ing] on in the [adj] | 12 |
|
| 5 | is go on in the [adj] | 11 |
|
| 6 | is going on in the [adj] | 11 |
|
