| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] at | 5235 |
|
| 2 | [modal v] start [prep] | 735 |
|
| 3 | [modal v] start [prep] | 735 |
|
| 4 | [modal v] start at | 116 |
|
