| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [adv] [verb] [prep] | 509 |
|
| 2 | [adv] [verb] been [prep] | 285 |
|
| 3 | should [adv] [verb] been | 139 |
|
| 4 | should [verb] been [prep] | 116 |
|
