| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [v-ing] on a [adj] | 11 |
|
| 2 | it be [v-ing] on a [adj] | 11 |
|
| 3 | it [be] [v-ing] on a [adj] | 8 |
|
| 4 | it [be] working on a [adj] | 7 |
|
| 5 | it [is] [v-ing] on a [adj] | 7 |
|
