| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what it have [been] | 74 |
|
| 2 | what it [verb] [been] | 74 |
|
| 3 | what it [verb] been | 74 |
|
| 4 | what it had [been] | 53 |
|
| 5 | what it [vb past] [been] | 53 |
|
| 6 | what it [vb -s] [been] | 19 |
|
| 7 | what it 's [been] | 11 |
|
| 8 | what it has [been] | 8 |
|
