| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [adv] a [adj] | 407 |
|
| 2 | [be] [v-ing] [adv] a [adj] | 407 |
|
| 3 | been [verb] [adv] a [adj] | 58 |
|
| 4 | been [v-ing] [adv] [art] [adj] | 47 |
|
| 5 | [been] [v-ing] [adv] a [adj] | 25 |
|
