| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at least i [modal v] [be] [v-ing] | 6 |
|
| 2 | at least i [modal v] [be] [v-ing] | 6 |
|
| 3 | [prep] least i [modal v] [be] [v-ing] | 6 |
|
| 4 | [prep] least i [modal v] [be] [v-ing] | 6 |
|
