| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] [v-ing] a [adj] [noun] | 599 |
|
| 2 | [is] [adv] [verb] a [adj] [noun] | 363 |
|
| 3 | [is] [adv] [v-ing] [art] [adj] [noun] | 315 |
|
| 4 | [is] [adv] [v-ing] a [adj] [noun] | 222 |
|
