| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [pron] [verb] a | 54 |
|
| 2 | [be] [verb] they [verb] a | 23 |
|
| 3 | [be] [v-ing] they [verb] [art] | 23 |
|
| 4 | [be] [v-ing] they [verb] [art] | 23 |
|
| 5 | [be] [v-ing] they [verb] a | 10 |
|
