| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [be] [v-ing] | 6375 |
|
| 2 | [conj] be [v-ing] | 6374 |
|
| 3 | [conj] been [verb] | 448 |
|
| 4 | [conj] [been] [v-ing] | 20 |
|
