| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been in [noun] since | 147 |
|
| 2 | been in place [prep] | 26 |
|
| 3 | been in place [prep] | 26 |
|
| 4 | been in place since | 8 |
|
| 5 | be in place since | 8 |
|
| 6 | [been] in place since | 8 |
|
| 7 | [be] in place since | 8 |
|
| 8 | been [prep] place since | 8 |
|
