| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [be] [v-ing] an [adj] | 277 |
|
| 2 | it [be] [v-ing] [art] [adj] | 252 |
|
| 3 | it [be] [v-ing] [art] [adj] | 252 |
|
| 4 | it [be] [v-ing] a [adj] | 162 |
|
| 5 | it [be] [verb] an [adj] | 72 |
|
