| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] has been [v-ing] [noun] since | 5 |
|
| 2 | [noun prp] has been [v-ing] [noun] since | 5 |
|
| 3 | has been [v-ing] [prep] [noun] since | 14 |
|
| 4 | has been [v-ing] [prep] [noun] since | 14 |
|
| 5 | has been [v-ing] in [noun] since | 8 |
|
| 6 | has been [v-ing] in [noun] since | 8 |
|
| 7 | has been [v-ing] [art] [noun] since | 7 |
|
| 8 | has been [v-ing] [art] [noun] since | 7 |
|
| 9 | has been [v-ing] the [noun] since | 5 |
|
| 10 | has been [v-ing] the [noun] since | 5 |
|
| 11 | has been [v-ing] [noun] since [adj] | 5 |
|
| 12 | has been [v-ing] [noun] since [num] | 5 |
|
