| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [vb mod] be taken | 39 |
|
| 2 | [coord] can be taken | 11 |
|
| 3 | [coord] should be taken | 8 |
|
| 4 | [coord] may be taken | 7 |
|
| 5 | [coord] must be taken | 7 |
|
