| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] [art] [noun] | 3406 |
|
| 2 | [been] [v-ing] [art] [noun] | 1597 |
|
| 3 | [be] keeping [art] [noun] | 135 |
|
| 4 | [been] keep [art] [noun] | 25 |
|
