| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [verb] using [det] | 6 |
|
| 2 | have been [verb] using [det] | 6 |
|
| 3 | been [verb] using [det] [noun] | 9 |
|
| 4 | been [verb] using [det] [noun sg] | 8 |
|
