| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] alert us [prep] [art] | 8 |
|
| 2 | [modal v] alert us [prep] the | 8 |
|
| 3 | [modal v] alert us [prep] [art] | 8 |
|
| 4 | [modal v] alert us [prep] the | 8 |
|
