| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] had [been] [prep] | 1920 |
|
| 2 | they have [been] [prep] | 479 |
|
| 3 | they [verb] [been] [prep] | 479 |
|
| 4 | they [vb past] [been] [prep] | 252 |
|
| 5 | they had [be] [prep] | 207 |
|
| 6 | they had [been] [prep] | 205 |
|
