| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it should [adv] have a [noun sg] | 5 |
|
| 2 | it should have be a [noun sg] | 16 |
|
| 3 | it should have been a [noun sg] | 16 |
|
| 4 | it should have [be] a [noun sg] | 16 |
|
| 5 | it should have [been] a [noun sg] | 16 |
|
| 6 | it should have a [adj] [noun sg] | 9 |
|
| 7 | it should have a [adj] [noun sg] | 9 |
|
| 8 | it should have a [noun sg] [prep] | 7 |
|
| 9 | it should have a [noun sg] [prep] | 7 |
|
