| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [verb] [adv] [art] | 124 |
|
| 2 | [vb mod] specify [adv] [art] | 23 |
|
| 3 | [modal v] specify [adv] [art] | 23 |
|
| 4 | should specify [adv] [art] | 20 |
|
| 5 | should specify [adv] [art] | 20 |
|
