| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] [ex0] had been | 41 |
|
| 2 | [prep] course [pron] had been | 18 |
|
| 3 | [prep] [noun sg] [ex0] had been | 16 |
|
| 4 | [prep] course [ex0] [verb] been | 13 |
|
| 5 | [prep] course [ex0] have been | 13 |
|
| 6 | [prep] course [ex0] had [been] | 5 |
|
| 7 | [prep] course [ex0] had been | 5 |
|
| 8 | [prep] course [ex0] had been | 5 |
|
| 9 | [prep] course [ex0] [vb past] been | 5 |
|
| 10 | [prep] course [ex0] had be | 5 |
|
| 11 | [prep] course [ex0] had [be] | 5 |
|
