| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [modal v] be [adj] | 7067 |
|
| 2 | [noun pl] [modal v] be kept | 241 |
|
| 3 | [modal v] be kept [adj] | 162 |
|
| 4 | [noun pl] be kept [adj] | 96 |
|
