| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what have happen be [det] | 15 |
|
| 2 | what have [vb pp] be [det] | 15 |
|
| 3 | what have happened be [det] | 14 |
|
| 4 | what have [verb] is [det] | 12 |
|
| 5 | what have [verb] be this | 8 |
|
| 6 | what have [verb] be that | 8 |
|
| 7 | what 's [verb] be [det] | 6 |
|
| 8 | what has [verb] be [det] | 5 |
|
| 9 | what had [verb] be [det] | 5 |
|
