| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should keep a [adj] | 24 |
|
| 2 | should keep a [adj] | 20 |
|
| 3 | should keep a close | 6 |
|
| 4 | should keep a close | 6 |
|
| 5 | should keep a written | 6 |
|
| 6 | should keep a written | 6 |
|
