| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [vb pp] since [num] | 77 |
|
| 2 | had held since [adj] | 18 |
|
| 3 | had [vb pp] since 1945 | 8 |
|
| 4 | had [vb pp] since 1945 | 8 |
|
| 5 | had changed since [adj] | 5 |
|
| 6 | had [vb pp] since [adj] | 5 |
|
| 7 | had [vb pp] since 1979 | 5 |
|
| 8 | had doubled since [adj] | 5 |
|
| 9 | had [vb pp] since 1979 | 5 |
|
