| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [adv prt] | 3224 |
|
| 2 | [vb mod] be [adv prt] | 3224 |
|
| 3 | should be [adv] | 2776 |
|
| 4 | should be [adv prt] | 220 |
|
| 5 | should [be] [adv prt] | 220 |
|
| 6 | should be [adv prt] | 220 |
|
| 7 | should [be] [adv prt] | 220 |
|
