| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] ever been [prep] [pron] | 7 |
|
| 2 | [vb base] ever been in [pron] | 6 |
|
| 3 | [vb base] ever been [prep] [pos pn] | 6 |
|
| 4 | [vb base] ever been in [pron] | 6 |
|
