| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [prep] be able | 147 |
|
| 2 | [n mass] [modal v] be able | 90 |
|
| 3 | [n mass] [modal v] [prep] be | 27 |
|
| 4 | [n mass] [prep] be able | 26 |
|
