| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been in [noun] since | 147 |
|
| 2 | been in [noun sg] since | 121 |
|
| 3 | been in [noun prp] since | 26 |
|
| 4 | been in operation since | 12 |
|
| 5 | been in operation since | 12 |
|
| 6 | been in force since | 12 |
|
| 7 | been in force since | 12 |
|
| 8 | been in power since | 10 |
|
| 9 | been in power since | 10 |
|
| 10 | been in place since | 8 |
|
| 11 | been in place since | 8 |
|
| 12 | been in use since | 7 |
|
| 13 | been in existence since | 7 |
|
| 14 | been in use since | 7 |
|
| 15 | been in existence since | 7 |
|
| 16 | been in progress since | 6 |
|
| 17 | been in progress since | 6 |
|
| 18 | been in effect since | 5 |
|
| 19 | been in prison since | 5 |
|
| 20 | been in office since | 5 |
|
| 21 | been in effect since | 5 |
|
| 22 | been in office since | 5 |
|
| 23 | been in prison since | 5 |
|
