| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] have been walking for | 9 |
|
| 2 | [pers pn] have [been] walking for | 9 |
|
| 3 | [pers pn] have be walking for | 9 |
|
| 4 | [pers pn] had [be] walking for | 5 |
|
