| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] have been walking [prep] [adv] | 6 |
|
| 2 | [pers pn] have been walking [prep] [adv] | 6 |
|
| 3 | [pers pn] have been walking for [adv] | 5 |
|
| 4 | [pers pn] have been walking for [adv] | 5 |
|
