| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] had [been] speculation | 10 |
|
| 2 | [ex0] had [been] speculation | 10 |
|
| 3 | there had [been] speculation | 10 |
|
| 4 | there had [been] speculation | 10 |
|
| 5 | had [been] [adj] speculation | 5 |
|
| 6 | had [been] speculation [conj] | 6 |
|
| 7 | had [been] speculation that | 6 |
|
| 8 | had [been] speculation [that] | 6 |
|
| 9 | had [been] speculation that | 6 |
|
