| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] i have been [v-ing] [prep] | 8 |
|
| 2 | [vb past] i have be [v-ing] [prep] | 8 |
|
| 3 | [vb past] i have [be] [v-ing] [prep] | 8 |
|
| 4 | [vb past] i have [been] [v-ing] [prep] | 8 |
|
